312233320312 has 16 divisors (see below), whose sum is σ = 616249974600. Its totient is φ = 147899993760.

The previous prime is 312233320307. The next prime is 312233320417. The reversal of 312233320312 is 213023332213.

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, 1027083139 + ... + 1027083442.

Almost surely, 2^312233320312 is an apocalyptic number.

It is an amenable number.

312233320312 is a deficient number, since it is larger than the sum of its proper divisors (304016654288).

312233320312 is a wasteful number, since it uses less digits than its factorization.

312233320312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054166606 (or 2054166602 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 312233320312 its reverse (213023332213), we get a palindrome (525256652525).

The spelling of 312233320312 in words is "three hundred twelve billion, two hundred thirty-three million, three hundred twenty thousand, three hundred twelve".