20013101099 has 2 divisors, whose sum is σ = 20013101100. Its totient is φ = 20013101098.

The previous prime is 20013101081. The next prime is 20013101111. The reversal of 20013101099 is 99010131002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20013101099 - 2²⁰ = 20012052523 is a prime.

It is not a weakly prime, because it can be changed into another prime (20013101399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006550549 + 10006550550.

It is an arithmetic number, because the mean of its divisors is an integer number (10006550550).

Almost surely, 2^20013101099 is an apocalyptic number.

20013101099 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013101099 is an equidigital number, since it uses as much as digits as its factorization.

20013101099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 26.

The spelling of 20013101099 in words is "twenty billion, thirteen million, one hundred one thousand, ninety-nine".