312332012212 has 12 divisors (see below), whose sum is σ = 596270205216. Its totient is φ = 141969096440.

The previous prime is 312332012207. The next prime is 312332012227. The reversal of 312332012212 is 212210233213.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 3549227368 + ... + 3549227455.

It is an arithmetic number, because the mean of its divisors is an integer number (49689183768).

Almost surely, 2^312332012212 is an apocalyptic number.

It is an amenable number.

312332012212 is a deficient number, since it is larger than the sum of its proper divisors (283938193004).

312332012212 is a wasteful number, since it uses less digits than its factorization.

312332012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7098454838 (or 7098454836 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 312332012212 its reverse (212210233213), we get a palindrome (524542245425).

The spelling of 312332012212 in words is "three hundred twelve billion, three hundred thirty-two million, twelve thousand, two hundred twelve".