13323121102331 has 4 divisors (see below), whose sum is σ = 13328716703664. Its totient is φ = 13317525501000.

The previous prime is 13323121102327. The next prime is 13323121102339. The reversal of 13323121102331 is 13320112132331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13323121102331 - 2² = 13323121102327 is a prime.

It is a super-2 number, since 2×13323121102331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13323121102331.

It is not an unprimeable number, because it can be changed into a prime (13323121102339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2797797095 + ... + 2797801856.

It is an arithmetic number, because the mean of its divisors is an integer number (3332179175916).

Almost surely, 2^{13323121102331} is an apocalyptic number.

13323121102331 is a deficient number, since it is larger than the sum of its proper divisors (5595601333).

13323121102331 is an equidigital number, since it uses as much as digits as its factorization.

13323121102331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5595601332.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 13323121102331 its reverse (13320112132331), we get a palindrome (26643233234662).

The spelling of 13323121102331 in words is "thirteen trillion, three hundred twenty-three billion, one hundred twenty-one million, one hundred two thousand, three hundred thirty-one".