318308122312 has 16 divisors (see below), whose sum is σ = 598361996700. Its totient is φ = 158744923200.

The previous prime is 318308122259. The next prime is 318308122331. The reversal of 318308122312 is 213221803813.

It can be written as a sum of positive squares in 2 ways, for example, as 317493933156 + 814189156 = 563466^2 + 28534^2 .

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, 51138939 + ... + 51145162.

Almost surely, 2^318308122312 is an apocalyptic number.

It is an amenable number.

318308122312 is a deficient number, since it is larger than the sum of its proper divisors (280053874388).

318308122312 is a wasteful number, since it uses less digits than its factorization.

318308122312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102284496 (or 102284492 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 318308122312 in words is "three hundred eighteen billion, three hundred eight million, one hundred twenty-two thousand, three hundred twelve".