2108322499 has 4 divisors (see below), whose sum is σ = 2113082136. Its totient is φ = 2103562864.

The previous prime is 2108322497. The next prime is 2108322509. The reversal of 2108322499 is 9942238012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2108322499 - 2¹ = 2108322497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2108322497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2379154 + ... + 2380039.

It is an arithmetic number, because the mean of its divisors is an integer number (528270534).

Almost surely, 2^2108322499 is an apocalyptic number.

2108322499 is a deficient number, since it is larger than the sum of its proper divisors (4759637).

2108322499 is an equidigital number, since it uses as much as digits as its factorization.

2108322499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4759636.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 2108322499 is about 45916.4730679524. The cubic root of 2108322499 is about 1282.2686206518.

The spelling of 2108322499 in words is "two billion, one hundred eight million, three hundred twenty-two thousand, four hundred ninety-nine".