313130211232 has 12 divisors (see below), whose sum is σ = 616475103426. Its totient is φ = 156565105600.

The previous prime is 313130211217. The next prime is 313130211263. The reversal of 313130211232 is 232112031313.

It can be written as a sum of positive squares in only one way, i.e., 284391824656 + 28738386576 = 533284^2 + 169524^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4892659519 + ... + 4892659582.

Almost surely, 2^313130211232 is an apocalyptic number.

313130211232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

313130211232 is a deficient number, since it is larger than the sum of its proper divisors (303344892194).

313130211232 is an equidigital number, since it uses as much as digits as its factorization.

313130211232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9785319111 (or 9785319103 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 313130211232 its reverse (232112031313), we get a palindrome (545242242545).

The spelling of 313130211232 in words is "three hundred thirteen billion, one hundred thirty million, two hundred eleven thousand, two hundred thirty-two".