13201322323131 has 12 divisors (see below), whose sum is σ = 19081718387160. Its totient is φ = 8794816149600.

The previous prime is 13201322323097. The next prime is 13201322323153. The reversal of 13201322323131 is 13132322310231.

13201322323131 is a `hidden beast` number, since 1 + 3 + 2 + 0 + 1 + 322 + 323 + 13 + 1 = 666.

It is not a de Polignac number, because 13201322323131 - 2⁹ = 13201322322619 is a prime.

It is a super-2 number, since 2×13201322323131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13201322323095 and 13201322323104.

It is not an unprimeable number, because it can be changed into a prime (13201322323181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505436146 + ... + 505462263.

It is an arithmetic number, because the mean of its divisors is an integer number (1590143198930).

Almost surely, 2^{13201322323131} is an apocalyptic number.

13201322323131 is a deficient number, since it is larger than the sum of its proper divisors (5880396064029).

13201322323131 is a wasteful number, since it uses less digits than its factorization.

13201322323131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010899866 (or 1010899863 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 13201322323131 its reverse (13132322310231), we get a palindrome (26333644633362).

The spelling of 13201322323131 in words is "thirteen trillion, two hundred one billion, three hundred twenty-two million, three hundred twenty-three thousand, one hundred thirty-one".