312001300112 has 20 divisors (see below), whose sum is σ = 604590736380. Its totient is φ = 155977884288.

The previous prime is 312001300097. The next prime is 312001300129. The reversal of 312001300112 is 211003100213.

It can be written as a sum of positive squares in 2 ways, for example, as 34352398336 + 277648901776 = 185344^2 + 526924^2 .

It is a super-2 number, since 2×312001300112² (a number of 24 digits) contains 22 as substring.

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, 1309523 + ... + 1529330.

It is an arithmetic number, because the mean of its divisors is an integer number (30229536819).

Almost surely, 2^312001300112 is an apocalyptic number.

It is an amenable number.

312001300112 is a deficient number, since it is larger than the sum of its proper divisors (292589436268).

312001300112 is a wasteful number, since it uses less digits than its factorization.

312001300112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845730 (or 2845724 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 312001300112 its reverse (211003100213), we get a palindrome (523004400325).

The spelling of 312001300112 in words is "three hundred twelve billion, one million, three hundred thousand, one hundred twelve".