12133112232 has 32 divisors (see below), whose sum is σ = 30344510880. Its totient is φ = 4042806720.

The previous prime is 12133112183. The next prime is 12133112273. The reversal of 12133112232 is 23221133121.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 12133112199 and 12133112208.

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, 33538 + ... + 159345.

It is an arithmetic number, because the mean of its divisors is an integer number (948265965).

Almost surely, 2^12133112232 is an apocalyptic number.

12133112232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12133112232 is an abundant number, since it is smaller than the sum of its proper divisors (18211398648).

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

12133112232 is a wasteful number, since it uses less digits than its factorization.

12133112232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195513 (or 195509 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

Adding to 12133112232 its reverse (23221133121), we get a palindrome (35354245353).

The spelling of 12133112232 in words is "twelve billion, one hundred thirty-three million, one hundred twelve thousand, two hundred thirty-two".