2102099959 has 2 divisors, whose sum is σ = 2102099960. Its totient is φ = 2102099958.

The previous prime is 2102099953. The next prime is 2102100001. The reversal of 2102099959 is 9599902012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2102099959 - 2¹¹ = 2102097911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102099953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051049979 + 1051049980.

It is an arithmetic number, because the mean of its divisors is an integer number (1051049980).

Almost surely, 2^2102099959 is an apocalyptic number.

2102099959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102099959 is an equidigital number, since it uses as much as digits as its factorization.

2102099959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 2102099959 is about 45848.6636555527. The cubic root of 2102099959 is about 1281.0058741732.

The spelling of 2102099959 in words is "two billion, one hundred two million, ninety-nine thousand, nine hundred fifty-nine".