13020224131 has 2 divisors, whose sum is σ = 13020224132. Its totient is φ = 13020224130.

The previous prime is 13020224111. The next prime is 13020224137. The reversal of 13020224131 is 13142202031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13020224131 - 2¹³ = 13020215939 is a prime.

It is a super-2 number, since 2×13020224131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13020224099 and 13020224108.

It is not a weakly prime, because it can be changed into another prime (13020224137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510112065 + 6510112066.

It is an arithmetic number, because the mean of its divisors is an integer number (6510112066).

Almost surely, 2^13020224131 is an apocalyptic number.

13020224131 is a deficient number, since it is larger than the sum of its proper divisors (1).

13020224131 is an equidigital number, since it uses as much as digits as its factorization.

13020224131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 13020224131 its reverse (13142202031), we get a palindrome (26162426162).

The spelling of 13020224131 in words is "thirteen billion, twenty million, two hundred twenty-four thousand, one hundred thirty-one".