22112113132 has 48 divisors (see below), whose sum is σ = 42142464000. Its totient is φ = 10113223680.

The previous prime is 22112113103. The next prime is 22112113139. The reversal of 22112113132 is 23131121122.

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

It is not an unprimeable number, because it can be changed into a prime (22112113139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1047393 + ... + 1068295.

It is an arithmetic number, because the mean of its divisors is an integer number (877968000).

Almost surely, 2^22112113132 is an apocalyptic number.

It is an amenable number.

22112113132 is a deficient number, since it is larger than the sum of its proper divisors (20030350868).

22112113132 is a wasteful number, since it uses less digits than its factorization.

22112113132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21406 (or 21404 counting only the distinct ones).

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

Adding to 22112113132 its reverse (23131121122), we get a palindrome (45243234254).

The spelling of 22112113132 in words is "twenty-two billion, one hundred twelve million, one hundred thirteen thousand, one hundred thirty-two".