13021320133189 has 2 divisors, whose sum is σ = 13021320133190. Its totient is φ = 13021320133188.

The previous prime is 13021320133181. The next prime is 13021320133201. The reversal of 13021320133189 is 98133102312031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9478135080964 + 3543185052225 = 3078658^2 + 1882335^2 .

It is a cyclic number.

It is not a de Polignac number, because 13021320133189 - 2³ = 13021320133181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13021320133181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510660066594 + 6510660066595.

It is an arithmetic number, because the mean of its divisors is an integer number (6510660066595).

Almost surely, 2^{13021320133189} is an apocalyptic number.

It is an amenable number.

13021320133189 is a deficient number, since it is larger than the sum of its proper divisors (1).

13021320133189 is an equidigital number, since it uses as much as digits as its factorization.

13021320133189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 13021320133189 in words is "thirteen trillion, twenty-one billion, three hundred twenty million, one hundred thirty-three thousand, one hundred eighty-nine".