Alright, let's work through 99910999 times 41102404 step by step
99910999 × 41102404 = 41102404 × (99910999)
+ 41102404 × 9 that equals 369921636
+ 41102404 × 90 yielding 3699216360
+ 41102404 × 900 that results in 36992163600
+ 41102404 × 0000 yielding 0
+ 41102404 × 10000 that is equal 411024040000
+ 41102404 × 900000 giving us 36992163600000
+ 41102404 × 9000000 producing 369921636000000
+ 41102404 × 90000000 that is equal 3699216360000000

= 4106582244941596
