13022321129 has 2 divisors, whose sum is σ = 13022321130. Its totient is φ = 13022321128.

The previous prime is 13022321119. The next prime is 13022321159. The reversal of 13022321129 is 92112322031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9242899600 + 3779421529 = 96140^2 + 61477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13022321129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13022321098 and 13022321107.

It is not a weakly prime, because it can be changed into another prime (13022321119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6511160564 + 6511160565.

It is an arithmetic number, because the mean of its divisors is an integer number (6511160565).

Almost surely, 2^13022321129 is an apocalyptic number.

It is an amenable number.

13022321129 is a deficient number, since it is larger than the sum of its proper divisors (1).

13022321129 is an equidigital number, since it uses as much as digits as its factorization.

13022321129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 13022321129 in words is "thirteen billion, twenty-two million, three hundred twenty-one thousand, one hundred twenty-nine".