111122011112 has 16 divisors (see below), whose sum is σ = 238118595360. Its totient is φ = 47623719024.

The previous prime is 111122011109. The next prime is 111122011129. The reversal of 111122011112 is 211110221111.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 992160758 + ... + 992160869.

It is an arithmetic number, because the mean of its divisors is an integer number (14882412210).

Almost surely, 2^111122011112 is an apocalyptic number.

It is an amenable number.

111122011112 is an abundant number, since it is smaller than the sum of its proper divisors (126996584248).

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

111122011112 is a wasteful number, since it uses less digits than its factorization.

111122011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984321640 (or 1984321636 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111122011112 its reverse (211110221111), we get a palindrome (322232232223).

The spelling of 111122011112 in words is "one hundred eleven billion, one hundred twenty-two million, eleven thousand, one hundred twelve".