Alright, let's work through 1103 times 2161 step by step
1103 × 2161 = 2161 × (1103)
+ 2161 × 3 that results in 6483
+ 2161 × 00 producing 0
+ 2161 × 100 yielding 216100
+ 2161 × 1000 that is equal 2161000

= 2383583
