13216424131 has 2 divisors, whose sum is σ = 13216424132. Its totient is φ = 13216424130.

The previous prime is 13216424099. The next prime is 13216424183. The reversal of 13216424131 is 13142461231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13216424131 - 2⁵ = 13216424099 is a prime.

It is a super-2 number, since 2×13216424131² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13216424131.

It is not a weakly prime, because it can be changed into another prime (13216524131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6608212065 + 6608212066.

It is an arithmetic number, because the mean of its divisors is an integer number (6608212066).

Almost surely, 2^13216424131 is an apocalyptic number.

13216424131 is a deficient number, since it is larger than the sum of its proper divisors (1).

13216424131 is an equidigital number, since it uses as much as digits as its factorization.

13216424131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

Adding to 13216424131 its reverse (13142461231), we get a palindrome (26358885362).

The spelling of 13216424131 in words is "thirteen billion, two hundred sixteen million, four hundred twenty-four thousand, one hundred thirty-one".