312220003204 has 12 divisors (see below), whose sum is σ = 570140875584. Its totient is φ = 149322610184.

The previous prime is 312220003091. The next prime is 312220003211. The reversal of 312220003204 is 402300022213.

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, 1696847752 + ... + 1696847935.

It is an arithmetic number, because the mean of its divisors is an integer number (47511739632).

Almost surely, 2^312220003204 is an apocalyptic number.

It is an amenable number.

312220003204 is a deficient number, since it is larger than the sum of its proper divisors (257920872380).

312220003204 is a wasteful number, since it uses less digits than its factorization.

312220003204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3393695714 (or 3393695712 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 312220003204 its reverse (402300022213), we get a palindrome (714520025417).

The spelling of 312220003204 in words is "three hundred twelve billion, two hundred twenty million, three thousand, two hundred four".