22133211112 has 32 divisors (see below), whose sum is σ = 45093139200. Its totient is φ = 10145952000.

The previous prime is 22133211103. The next prime is 22133211137. The reversal of 22133211112 is 21111233122.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 22133211112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2343889 + ... + 2353312.

It is an arithmetic number, because the mean of its divisors is an integer number (1409160600).

Almost surely, 2^22133211112 is an apocalyptic number.

It is an amenable number.

22133211112 is an abundant number, since it is smaller than the sum of its proper divisors (22959928088).

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

22133211112 is a wasteful number, since it uses less digits than its factorization.

22133211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697257 (or 4697253 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

Adding to 22133211112 its reverse (21111233122), we get a palindrome (43244444234).

The spelling of 22133211112 in words is "twenty-two billion, one hundred thirty-three million, two hundred eleven thousand, one hundred twelve".