Alright, let's work through 21067917 times 6097827 step by step
21067917 × 6097827 = 6097827 × (21067917)
+ 6097827 × 7 which equals 42684789
+ 6097827 × 10 that equals 60978270
+ 6097827 × 900 giving us 5488044300
+ 6097827 × 7000 which equals 42684789000
+ 6097827 × 60000 that equals 365869620000
+ 6097827 × 000000 yielding 0
+ 6097827 × 1000000 that equals 6097827000000
+ 6097827 × 20000000 that is equal 121956540000000

= 128468513116359
