13021231311299 has 2 divisors, whose sum is σ = 13021231311300. Its totient is φ = 13021231311298.

The previous prime is 13021231311287. The next prime is 13021231311329. The reversal of 13021231311299 is 99211313212031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13021231311299 - 2³² = 13016936344003 is a prime.

It is not a weakly prime, because it can be changed into another prime (13021231311199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510615655649 + 6510615655650.

It is an arithmetic number, because the mean of its divisors is an integer number (6510615655650).

Almost surely, 2^{13021231311299} is an apocalyptic number.

13021231311299 is a deficient number, since it is larger than the sum of its proper divisors (1).

13021231311299 is an equidigital number, since it uses as much as digits as its factorization.

13021231311299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 38.

The spelling of 13021231311299 in words is "thirteen trillion, twenty-one billion, two hundred thirty-one million, three hundred eleven thousand, two hundred ninety-nine".