Alright, let's work through 21195565 times 49750216 step by step
21195565 × 49750216 = 49750216 × (21195565)
+ 49750216 × 5 giving us 248751080
+ 49750216 × 60 giving us 2985012960
+ 49750216 × 500 which equals 24875108000
+ 49750216 × 5000 which equals 248751080000
+ 49750216 × 90000 that equals 4477519440000
+ 49750216 × 100000 producing 4975021600000
+ 49750216 × 1000000 that equals 49750216000000
+ 49750216 × 20000000 that results in 995004320000000

= 1054483936992040
