22012210112 has 56 divisors (see below), whose sum is σ = 46148304960. Its totient is φ = 10400445440.

The previous prime is 22012210039. The next prime is 22012210123. The reversal of 22012210112 is 21101221022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38939 + ... + 213402.

Almost surely, 2^22012210112 is an apocalyptic number.

It is an amenable number.

22012210112 is an abundant number, since it is smaller than the sum of its proper divisors (24136094848).

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

22012210112 is a wasteful number, since it uses less digits than its factorization.

22012210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252429 (or 252419 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22012210112 its reverse (21101221022), we get a palindrome (43113431134).

The spelling of 22012210112 in words is "twenty-two billion, twelve million, two hundred ten thousand, one hundred twelve".