313321033131 has 16 divisors (see below), whose sum is σ = 437144924160. Its totient is φ = 199373520960.

The previous prime is 313321033127. The next prime is 313321033159. The reversal of 313321033131 is 131330123313.

It is not a de Polignac number, because 313321033131 - 2² = 313321033127 is a prime.

It is a super-2 number, since 2×313321033131² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313321033121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23068851 + ... + 23082428.

It is an arithmetic number, because the mean of its divisors is an integer number (27321557760).

Almost surely, 2^313321033131 is an apocalyptic number.

313321033131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

313321033131 is a deficient number, since it is larger than the sum of its proper divisors (123823891029).

313321033131 is a wasteful number, since it uses less digits than its factorization.

313321033131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46151386.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 313321033131 its reverse (131330123313), we get a palindrome (444651156444).

The spelling of 313321033131 in words is "three hundred thirteen billion, three hundred twenty-one million, thirty-three thousand, one hundred thirty-one".