312232103312 has 20 divisors (see below), whose sum is σ = 605030197836. Its totient is φ = 156095278080.

The previous prime is 312232103299. The next prime is 312232103357. The reversal of 312232103312 is 213301232213.

It can be written as a sum of positive squares in 2 ways, for example, as 130650439936 + 181581663376 = 361456^2 + 426124^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1173989 + ... + 1415172.

Almost surely, 2^312232103312 is an apocalyptic number.

It is an amenable number.

312232103312 is a deficient number, since it is larger than the sum of its proper divisors (292798094524).

312232103312 is a wasteful number, since it uses less digits than its factorization.

312232103312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2596706 (or 2596700 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 312232103312 its reverse (213301232213), we get a palindrome (525533335525).

The spelling of 312232103312 in words is "three hundred twelve billion, two hundred thirty-two million, one hundred three thousand, three hundred twelve".