312132212432 has 10 divisors (see below), whose sum is σ = 604756161618. Its totient is φ = 156066106208.

The previous prime is 312132212369. The next prime is 312132212453. The reversal of 312132212432 is 234212231213.

It can be written as a sum of positive squares in only one way, i.e., 308842501696 + 3289710736 = 555736^2 + 57356^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9754131623 + ... + 9754131654.

Almost surely, 2^312132212432 is an apocalyptic number.

It is an amenable number.

312132212432 is a deficient number, since it is larger than the sum of its proper divisors (292623949186).

312132212432 is a wasteful number, since it uses less digits than its factorization.

312132212432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19508263285 (or 19508263279 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 312132212432 its reverse (234212231213), we get a palindrome (546344443645).

The spelling of 312132212432 in words is "three hundred twelve billion, one hundred thirty-two million, two hundred twelve thousand, four hundred thirty-two".