313001211131212 has 12 divisors (see below), whose sum is σ = 560490540863176. Its totient is φ = 152861056598880.

The previous prime is 313001211131171. The next prime is 313001211131237. The reversal of 313001211131212 is 212131112100313.

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, 909887241489 + ... + 909887241832.

Almost surely, 2^{313001211131212} is an apocalyptic number.

It is an amenable number.

313001211131212 is a deficient number, since it is larger than the sum of its proper divisors (247489329731964).

313001211131212 is a wasteful number, since it uses less digits than its factorization.

313001211131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1819774483368 (or 1819774483366 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 313001211131212 its reverse (212131112100313), we get a palindrome (525132323231525).

The spelling of 313001211131212 in words is "three hundred thirteen trillion, one billion, two hundred eleven million, one hundred thirty-one thousand, two hundred twelve".