13021010129 has 2 divisors, whose sum is σ = 13021010130. Its totient is φ = 13021010128.

The previous prime is 13021010083. The next prime is 13021010131. The reversal of 13021010129 is 92101012031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10205646529 + 2815363600 = 101023^2 + 53060^2 .

It is a cyclic number.

It is not a de Polignac number, because 13021010129 - 2¹⁶ = 13020944593 is a prime.

Together with 13021010131, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13021010129.

It is not a weakly prime, because it can be changed into another prime (13021010159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510505064 + 6510505065.

It is an arithmetic number, because the mean of its divisors is an integer number (6510505065).

Almost surely, 2^13021010129 is an apocalyptic number.

It is an amenable number.

13021010129 is a deficient number, since it is larger than the sum of its proper divisors (1).

13021010129 is an equidigital number, since it uses as much as digits as its factorization.

13021010129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 13021010129 in words is "thirteen billion, twenty-one million, ten thousand, one hundred twenty-nine".