313421343124013 has 2 divisors, whose sum is σ = 313421343124014. Its totient is φ = 313421343124012.

The previous prime is 313421343124007. The next prime is 313421343124069. The reversal of 313421343124013 is 310421343124313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302148281702569 + 11273061421444 = 17382413^2 + 3357538^2 .

It is a cyclic number.

It is not a de Polignac number, because 313421343124013 - 2¹⁶ = 313421343058477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313421343124313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156710671562006 + 156710671562007.

It is an arithmetic number, because the mean of its divisors is an integer number (156710671562007).

Almost surely, 2^{313421343124013} is an apocalyptic number.

It is an amenable number.

313421343124013 is a deficient number, since it is larger than the sum of its proper divisors (1).

313421343124013 is an equidigital number, since it uses as much as digits as its factorization.

313421343124013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 313421343124013 its reverse (310421343124313), we get a palindrome (623842686248326).

The spelling of 313421343124013 in words is "three hundred thirteen trillion, four hundred twenty-one billion, three hundred forty-three million, one hundred twenty-four thousand, thirteen".