13120430020171 has 2 divisors, whose sum is σ = 13120430020172. Its totient is φ = 13120430020170.

The previous prime is 13120430020129. The next prime is 13120430020249. The reversal of 13120430020171 is 17102003402131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13120430020171 - 2¹¹ = 13120430018123 is a prime.

It is not a weakly prime, because it can be changed into another prime (13120430420171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560215010085 + 6560215010086.

It is an arithmetic number, because the mean of its divisors is an integer number (6560215010086).

Almost surely, 2^{13120430020171} is an apocalyptic number.

13120430020171 is a deficient number, since it is larger than the sum of its proper divisors (1).

13120430020171 is an equidigital number, since it uses as much as digits as its factorization.

13120430020171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 13120430020171 in words is "thirteen trillion, one hundred twenty billion, four hundred thirty million, twenty thousand, one hundred seventy-one".