22112022112 has 48 divisors (see below), whose sum is σ = 44032134384. Its totient is φ = 10929600000.

The previous prime is 22112022083. The next prime is 22112022131. The reversal of 22112022112 is 21122021122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2228362 + ... + 2238262.

It is an arithmetic number, because the mean of its divisors is an integer number (917336133).

Almost surely, 2^22112022112 is an apocalyptic number.

It is an amenable number.

22112022112 is a deficient number, since it is larger than the sum of its proper divisors (21920112272).

22112022112 is a wasteful number, since it uses less digits than its factorization.

22112022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10703 (or 10695 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22112022112 its reverse (21122021122), we get a palindrome (43234043234).

The spelling of 22112022112 in words is "twenty-two billion, one hundred twelve million, twenty-two thousand, one hundred twelve".