13210022231909 has 2 divisors, whose sum is σ = 13210022231910. Its totient is φ = 13210022231908.

The previous prime is 13210022231897. The next prime is 13210022231953. The reversal of 13210022231909 is 90913222001231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13177604229409 + 32418002500 = 3630097^2 + 180050^2 .

It is a cyclic number.

It is not a de Polignac number, because 13210022231909 - 2²⁴ = 13210005454693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13210022231969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6605011115954 + 6605011115955.

It is an arithmetic number, because the mean of its divisors is an integer number (6605011115955).

Almost surely, 2^{13210022231909} is an apocalyptic number.

It is an amenable number.

13210022231909 is a deficient number, since it is larger than the sum of its proper divisors (1).

13210022231909 is an equidigital number, since it uses as much as digits as its factorization.

13210022231909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 13210022231909 in words is "thirteen trillion, two hundred ten billion, twenty-two million, two hundred thirty-one thousand, nine hundred nine".