13323113131331 has 2 divisors, whose sum is σ = 13323113131332. Its totient is φ = 13323113131330.

The previous prime is 13323113131327. The next prime is 13323113131351. The reversal of 13323113131331 is 13313131132331.

13323113131331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13323113131331 - 2² = 13323113131327 is a prime.

It is a super-2 number, since 2×13323113131331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13323113131294 and 13323113131303.

It is not a weakly prime, because it can be changed into another prime (13323113131351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661556565665 + 6661556565666.

It is an arithmetic number, because the mean of its divisors is an integer number (6661556565666).

Almost surely, 2^{13323113131331} is an apocalyptic number.

13323113131331 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323113131331 is an equidigital number, since it uses as much as digits as its factorization.

13323113131331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374, while the sum is 29.

Adding to 13323113131331 its reverse (13313131132331), we get a palindrome (26636244263662).

The spelling of 13323113131331 in words is "thirteen trillion, three hundred twenty-three billion, one hundred thirteen million, one hundred thirty-one thousand, three hundred thirty-one".