2099111117 has 2 divisors, whose sum is σ = 2099111118. Its totient is φ = 2099111116.

The previous prime is 2099111101. The next prime is 2099111143. The reversal of 2099111117 is 7111119902.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1927736836 + 171374281 = 43906^2 + 13091^2 .

It is a cyclic number.

It is not a de Polignac number, because 2099111117 - 2⁴ = 2099111101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2099111167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049555558 + 1049555559.

It is an arithmetic number, because the mean of its divisors is an integer number (1049555559).

Almost surely, 2^2099111117 is an apocalyptic number.

It is an amenable number.

2099111117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099111117 is an equidigital number, since it uses as much as digits as its factorization.

2099111117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 32.

The square root of 2099111117 is about 45816.0574144044. The cubic root of 2099111117 is about 1280.3984593222.

The spelling of 2099111117 in words is "two billion, ninety-nine million, one hundred eleven thousand, one hundred seventeen".