313230040210331 has 2 divisors, whose sum is σ = 313230040210332. Its totient is φ = 313230040210330.

The previous prime is 313230040210249. The next prime is 313230040210349. The reversal of 313230040210331 is 133012040032313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313230040210331 - 2³⁰ = 313228966468507 is a prime.

It is a super-2 number, since 2×313230040210331² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 313230040210331.

It is not a weakly prime, because it can be changed into another prime (313230046210331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156615020105165 + 156615020105166.

It is an arithmetic number, because the mean of its divisors is an integer number (156615020105166).

Almost surely, 2^{313230040210331} is an apocalyptic number.

313230040210331 is a deficient number, since it is larger than the sum of its proper divisors (1).

313230040210331 is an equidigital number, since it uses as much as digits as its factorization.

313230040210331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 313230040210331 its reverse (133012040032313), we get a palindrome (446242080242644).

The spelling of 313230040210331 in words is "three hundred thirteen trillion, two hundred thirty billion, forty million, two hundred ten thousand, three hundred thirty-one".