England already have an unassailable 2-0 lead over New Zealand in the three-Test series as both sides prepare to lock horns in the third and final Test at Headingley in Leeds on Thursday.
The pacer also said that McCullum had an agenda of 'let's attack the danger' and that's what charged up the players to give their best and go for the win.
Bairstow achieved this feat during the second Test of the three-match series against New Zealand at Trent Bridge, where he smashed his ton in just 77 balls.
New Zealand and England are currently ranked No.7 and 8 on the ICC World Test Championship 2021-2023 standings, with their chances of making it to the final looking bleak.