13220323053331 has 2 divisors, whose sum is σ = 13220323053332. Its totient is φ = 13220323053330.

The previous prime is 13220323053323. The next prime is 13220323053347. The reversal of 13220323053331 is 13335032302231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13220323053331 - 2³ = 13220323053323 is a prime.

It is a super-2 number, since 2×13220323053331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13220323053293 and 13220323053302.

It is not a weakly prime, because it can be changed into another prime (13220323053361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610161526665 + 6610161526666.

It is an arithmetic number, because the mean of its divisors is an integer number (6610161526666).

Almost surely, 2^{13220323053331} is an apocalyptic number.

13220323053331 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220323053331 is an equidigital number, since it uses as much as digits as its factorization.

13220323053331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 31.

Adding to 13220323053331 its reverse (13335032302231), we get a palindrome (26555355355562).

The spelling of 13220323053331 in words is "thirteen trillion, two hundred twenty billion, three hundred twenty-three million, fifty-three thousand, three hundred thirty-one".