312102323132 has 12 divisors (see below), whose sum is σ = 546418528656. Its totient is φ = 155982743520.

The previous prime is 312102323051. The next prime is 312102323149. The reversal of 312102323132 is 231323201213.

It is a junction number, because it is equal to n+sod(n) for n = 312102323098 and 312102323107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17094248 + ... + 17112495.

It is an arithmetic number, because the mean of its divisors is an integer number (45534877388).

Almost surely, 2^312102323132 is an apocalyptic number.

It is an amenable number.

312102323132 is a deficient number, since it is larger than the sum of its proper divisors (234316205524).

312102323132 is a wasteful number, since it uses less digits than its factorization.

312102323132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34209028 (or 34209026 counting only the distinct ones).

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

Adding to 312102323132 its reverse (231323201213), we get a palindrome (543425524345).

The spelling of 312102323132 in words is "three hundred twelve billion, one hundred two million, three hundred twenty-three thousand, one hundred thirty-two".