2104402099 has 8 divisors (see below), whose sum is σ = 2127032768. Its totient is φ = 2081790720.

The previous prime is 2104402093. The next prime is 2104402123. The reversal of 2104402099 is 9902044012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2104402099 - 2⁵ = 2104402067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2104402099.

It is not an unprimeable number, because it can be changed into a prime (2104402093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358609 + ... + 364429.

It is an arithmetic number, because the mean of its divisors is an integer number (265879096).

Almost surely, 2^2104402099 is an apocalyptic number.

2104402099 is a deficient number, since it is larger than the sum of its proper divisors (22630669).

2104402099 is an equidigital number, since it uses as much as digits as its factorization.

2104402099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9645.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 2104402099 is about 45873.7626427133. The cubic root of 2104402099 is about 1281.4733398838.

The spelling of 2104402099 in words is "two billion, one hundred four million, four hundred two thousand, ninety-nine".