312203300012 has 6 divisors (see below), whose sum is σ = 546355775028. Its totient is φ = 156101650004.

The previous prime is 312203299963. The next prime is 312203300021. The reversal of 312203300012 is 210003302213.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39025412498 + ... + 39025412505.

It is an arithmetic number, because the mean of its divisors is an integer number (91059295838).

Almost surely, 2^312203300012 is an apocalyptic number.

It is an amenable number.

312203300012 is a deficient number, since it is larger than the sum of its proper divisors (234152475016).

312203300012 is a wasteful number, since it uses less digits than its factorization.

312203300012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78050825007 (or 78050825005 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 312203300012 its reverse (210003302213), we get a palindrome (522206602225).

The spelling of 312203300012 in words is "three hundred twelve billion, two hundred three million, three hundred thousand, twelve".