10091920009013 has 2 divisors, whose sum is σ = 10091920009014. Its totient is φ = 10091920009012.

The previous prime is 10091920008997. The next prime is 10091920009133. The reversal of 10091920009013 is 31090002919001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7887520591729 + 2204399417284 = 2808473^2 + 1484722^2 .

It is a cyclic number.

It is not a de Polignac number, because 10091920009013 - 2⁴ = 10091920008997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10091920003013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5045960004506 + 5045960004507.

It is an arithmetic number, because the mean of its divisors is an integer number (5045960004507).

Almost surely, 2^{10091920009013} is an apocalyptic number.

It is an amenable number.

10091920009013 is a deficient number, since it is larger than the sum of its proper divisors (1).

10091920009013 is an equidigital number, since it uses as much as digits as its factorization.

10091920009013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 35.

The spelling of 10091920009013 in words is "ten trillion, ninety-one billion, nine hundred twenty million, nine thousand, thirteen".