The Serbian top seed showed up since winning Wimbledon over a month prior. He additionally made a touch of individual history with his 250th win at the Experts 1000 level.
Djokovic is riding a win steak in the world class arrangement, winning the last five he has challenged dating to Paris Bercy last November. He stays undefeated in his last 27 matches at the Bosses.
Djokovic will now sit tight for a champ from American Jack Sock and fourteenth seed Grigor Dimitrov. Sock beat Adrian Mannarino 6-2, 2-6, 7-6 (7/5) while Dimitrov wiped out Alexandr Dolgopolov 6-4, 7-5.
"It was an exceptionally extraordinary match for both players," Djokovic said of his fourth win over Bellucci and his first on hardcourt in the arrangement. "There was a considerable measure of pressure and a high caliber.
"I'm glad to have earned the win, I played well on the huge focuses."
In the first round, holder Jo-Wilfried Tsonga, the French tenth seed, opened his crusade with an annihilation of Borna Coric 6-4, 6-4 while Czech Lukas Rosol disturb South African twelfth seed Kevin Anderson 7-6 (7/2), 7-6 (7-4).
Belgian thirteenth seed David Goffin put out American Steve Johnson 6-2, 6-2.
John Isner, the number 16 and a finalist a week ago in Washington, battled past Germany's Benjamin Becker 6-4, 6-7 (6/8), 6-3.
Australian Scratch Kyrgios started his hardcourt keep running with a 6-3, 4-6, 6-4 triumph over Fernando Verdasco under the attentive gaze of new guide Lleyton Hewitt.
Kyrgios, the world No. 41, is working close by Australia's twofold thousand pummel champ in a casual limit, with the 34-year-old senior statesman of the current Aussie amusement glad to assist the 20-year-old youth.
Kyrgios has not played since losing his just singles elastic in Davis Glass play a month ago in the wake of completing a turbulent Wimbledon fortnight which was defaced by upheavals and contention from his side. (AFP)