232133211312 has 80 divisors (see below), whose sum is σ = 628989123072. Its totient is φ = 73684581120.

The previous prime is 232133211307. The next prime is 232133211313. The reversal of 232133211312 is 213112331232.

It is a super-2 number, since 2×232133211312² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is not an unprimeable number, because it can be changed into a prime (232133211313) 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, 1307014 + ... + 1473957.

Almost surely, 2^232133211312 is an apocalyptic number.

It is an amenable number.

232133211312 is an abundant number, since it is smaller than the sum of its proper divisors (396855911760).

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

232133211312 is a wasteful number, since it uses less digits than its factorization.

232133211312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2781066 (or 2781060 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

Adding to 232133211312 its reverse (213112331232), we get a palindrome (445245542544).

The spelling of 232133211312 in words is "two hundred thirty-two billion, one hundred thirty-three million, two hundred eleven thousand, three hundred twelve".