13320223230331 has 2 divisors, whose sum is σ = 13320223230332. Its totient is φ = 13320223230330.

The previous prime is 13320223230319. The next prime is 13320223230389. The reversal of 13320223230331 is 13303232202331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13320223230331 - 2³⁷ = 13182784276859 is a prime.

It is a super-2 number, since 2×13320223230331² (a number of 27 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 13320223230331.

It is not a weakly prime, because it can be changed into another prime (13320223230931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660111615165 + 6660111615166.

It is an arithmetic number, because the mean of its divisors is an integer number (6660111615166).

Almost surely, 2^{13320223230331} is an apocalyptic number.

13320223230331 is a deficient number, since it is larger than the sum of its proper divisors (1).

13320223230331 is an equidigital number, since it uses as much as digits as its factorization.

13320223230331 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 28.

Adding to 13320223230331 its reverse (13303232202331), we get a palindrome (26623455432662).

The spelling of 13320223230331 in words is "thirteen trillion, three hundred twenty billion, two hundred twenty-three million, two hundred thirty thousand, three hundred thirty-one".