13321233212331 has 64 divisors (see below), whose sum is σ = 20421525712896. Its totient is φ = 7650470217600.

The previous prime is 13321233212327. The next prime is 13321233212387.

13321233212331 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 13321233212331 - 2² = 13321233212327 is a prime.

It is a super-2 number, since 2×13321233212331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13321233212321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17852946 + ... + 18584136.

It is an arithmetic number, because the mean of its divisors is an integer number (319086339264).

Almost surely, 2^{13321233212331} is an apocalyptic number.

13321233212331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13321233212331 is a deficient number, since it is larger than the sum of its proper divisors (7100292500565).

13321233212331 is a wasteful number, since it uses less digits than its factorization.

13321233212331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731632.

The product of its digits is 11664, while the sum is 30.

It can be divided in two parts, 1332123 and 3212331, that added together give a palindrome (4544454).

The spelling of 13321233212331 in words is "thirteen trillion, three hundred twenty-one billion, two hundred thirty-three million, two hundred twelve thousand, three hundred thirty-one".