11122113112 has 16 divisors (see below), whose sum is σ = 22749777000. Its totient is φ = 5055505920.

The previous prime is 11122113109. The next prime is 11122113193. The reversal of 11122113112 is 21131122111.

It is a happy number.

It is a super-2 number, since 2×11122113112² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63193737 + ... + 63193912.

Almost surely, 2^11122113112 is an apocalyptic number.

It is an amenable number.

11122113112 is an abundant number, since it is smaller than the sum of its proper divisors (11627663888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11122113112 is a wasteful number, since it uses less digits than its factorization.

11122113112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126387666 (or 126387662 counting only the distinct ones).

The product of its digits is 24, while the sum is 16.

Adding to 11122113112 its reverse (21131122111), we get a palindrome (32253235223).

It can be divided in two parts, 11122113 and 112, that added together give a square (11122225 = 3335²).

The spelling of 11122113112 in words is "eleven billion, one hundred twenty-two million, one hundred thirteen thousand, one hundred twelve".