312213311199 has 12 divisors (see below), whose sum is σ = 450979719736. Its totient is φ = 208139928912.

The previous prime is 312213311177. The next prime is 312213311209. The reversal of 312213311199 is 991113312213.

312213311199 is a `hidden beast` number, since 3 + 1 + 221 + 331 + 11 + 99 = 666.

It is not a de Polignac number, because 312213311199 - 2⁷ = 312213311071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312213311149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1263117 + ... + 1489929.

Almost surely, 2^312213311199 is an apocalyptic number.

312213311199 is a deficient number, since it is larger than the sum of its proper divisors (138766408537).

312213311199 is a wasteful number, since it uses less digits than its factorization.

312213311199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379766 (or 379763 counting only the distinct ones).

The product of its digits is 8748, while the sum is 36.

The spelling of 312213311199 in words is "three hundred twelve billion, two hundred thirteen million, three hundred eleven thousand, one hundred ninety-nine".