13120202131 has 2 divisors, whose sum is σ = 13120202132. Its totient is φ = 13120202130.

The previous prime is 13120202093. The next prime is 13120202159.

13120202131 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 13120202131 - 2¹¹ = 13120200083 is a prime.

It is a super-2 number, since 2×13120202131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13120272131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560101065 + 6560101066.

It is an arithmetic number, because the mean of its divisors is an integer number (6560101066).

Almost surely, 2^13120202131 is an apocalyptic number.

13120202131 is a deficient number, since it is larger than the sum of its proper divisors (1).

13120202131 is an equidigital number, since it uses as much as digits as its factorization.

13120202131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The spelling of 13120202131 in words is "thirteen billion, one hundred twenty million, two hundred two thousand, one hundred thirty-one".