312300032222012 has 24 divisors (see below), whose sum is σ = 549282163584000. Its totient is φ = 155362301913456.

The previous prime is 312300032221987. The next prime is 312300032222077. The reversal of 312300032222012 is 210222230003213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37131833 + ... + 44759055.

It is an arithmetic number, because the mean of its divisors is an integer number (22886756816000).

Almost surely, 2^{312300032222012} is an apocalyptic number.

It is an amenable number.

312300032222012 is a deficient number, since it is larger than the sum of its proper divisors (236982131361988).

312300032222012 is a wasteful number, since it uses less digits than its factorization.

312300032222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7678865 (or 7678863 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 312300032222012 its reverse (210222230003213), we get a palindrome (522522262225225).

The spelling of 312300032222012 in words is "three hundred twelve trillion, three hundred billion, thirty-two million, two hundred twenty-two thousand, twelve".