13323134421131 has 4 divisors (see below), whose sum is σ = 13325276066064. Its totient is φ = 13320992776200.

The previous prime is 13323134421127. The next prime is 13323134421133. The reversal of 13323134421131 is 13112443132331.

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 13323134421131 - 2² = 13323134421127 is a prime.

It is a super-2 number, since 2×13323134421131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13323134421133) 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, 1070813135 + ... + 1070825576.

It is an arithmetic number, because the mean of its divisors is an integer number (3331319016516).

Almost surely, 2^{13323134421131} is an apocalyptic number.

13323134421131 is a deficient number, since it is larger than the sum of its proper divisors (2141644933).

13323134421131 is an equidigital number, since it uses as much as digits as its factorization.

13323134421131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141644932.

The product of its digits is 15552, while the sum is 32.

Adding to 13323134421131 its reverse (13112443132331), we get a palindrome (26435577553462).

The spelling of 13323134421131 in words is "thirteen trillion, three hundred twenty-three billion, one hundred thirty-four million, four hundred twenty-one thousand, one hundred thirty-one".