22210111112 has 16 divisors (see below), whose sum is σ = 47593095360. Its totient is φ = 9518619024.

The previous prime is 22210111087. The next prime is 22210111139. The reversal of 22210111112 is 21111101222.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198304508 + ... + 198304619.

It is an arithmetic number, because the mean of its divisors is an integer number (2974568460).

Almost surely, 2^22210111112 is an apocalyptic number.

It is an amenable number.

22210111112 is an abundant number, since it is smaller than the sum of its proper divisors (25382984248).

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

22210111112 is a wasteful number, since it uses less digits than its factorization.

22210111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396609140 (or 396609136 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22210111112 its reverse (21111101222), we get a palindrome (43321212334).

The spelling of 22210111112 in words is "twenty-two billion, two hundred ten million, one hundred eleven thousand, one hundred twelve".