13223020031239 has 2 divisors, whose sum is σ = 13223020031240. Its totient is φ = 13223020031238.

The previous prime is 13223020031191. The next prime is 13223020031261. The reversal of 13223020031239 is 93213002032231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13223020031239 - 2³¹ = 13220872547591 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13223020031239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13223050031239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6611510015619 + 6611510015620.

It is an arithmetic number, because the mean of its divisors is an integer number (6611510015620).

Almost surely, 2^{13223020031239} is an apocalyptic number.

13223020031239 is a deficient number, since it is larger than the sum of its proper divisors (1).

13223020031239 is an equidigital number, since it uses as much as digits as its factorization.

13223020031239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 13223020031239 in words is "thirteen trillion, two hundred twenty-three billion, twenty million, thirty-one thousand, two hundred thirty-nine".