13021302313 has 2 divisors, whose sum is σ = 13021302314. Its totient is φ = 13021302312.

The previous prime is 13021302289. The next prime is 13021302323. The reversal of 13021302313 is 31320312031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9649525824 + 3371776489 = 98232^2 + 58067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13021302313 is a prime.

It is not a weakly prime, because it can be changed into another prime (13021302323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510651156 + 6510651157.

It is an arithmetic number, because the mean of its divisors is an integer number (6510651157).

Almost surely, 2^13021302313 is an apocalyptic number.

It is an amenable number.

13021302313 is a deficient number, since it is larger than the sum of its proper divisors (1).

13021302313 is an equidigital number, since it uses as much as digits as its factorization.

13021302313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13021302313 its reverse (31320312031), we get a palindrome (44341614344).

The spelling of 13021302313 in words is "thirteen billion, twenty-one million, three hundred two thousand, three hundred thirteen".