312132311302332 has 12 divisors (see below), whose sum is σ = 728308726372136. Its totient is φ = 104044103767440.

The previous prime is 312132311302307. The next prime is 312132311302333. The reversal of 312132311302332 is 233203113231213.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 312132311302332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312132311302333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13005512970919 + ... + 13005512970942.

Almost surely, 2^{312132311302332} is an apocalyptic number.

It is an amenable number.

312132311302332 is an abundant number, since it is smaller than the sum of its proper divisors (416176415069804).

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

312132311302332 is a wasteful number, since it uses less digits than its factorization.

312132311302332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26011025941868 (or 26011025941866 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 312132311302332 its reverse (233203113231213), we get a palindrome (545335424533545).

The spelling of 312132311302332 in words is "three hundred twelve trillion, one hundred thirty-two billion, three hundred eleven million, three hundred two thousand, three hundred thirty-two".