2044331099 has 4 divisors (see below), whose sum is σ = 2044437360. Its totient is φ = 2044224840.

The previous prime is 2044331089. The next prime is 2044331117. The reversal of 2044331099 is 9901334402.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9901334402 = 2 ⋅4950667201.

It is a cyclic number.

It is not a de Polignac number, because 2044331099 - 2⁴ = 2044331083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044331059) 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, 15287 + ... + 65744.

It is an arithmetic number, because the mean of its divisors is an integer number (511109340).

Almost surely, 2^2044331099 is an apocalyptic number.

2044331099 is a deficient number, since it is larger than the sum of its proper divisors (106261).

2044331099 is an equidigital number, since it uses as much as digits as its factorization.

2044331099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106260.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 2044331099 is about 45214.2798129087. The cubic root of 2044331099 is about 1269.1620526950.

The spelling of 2044331099 in words is "two billion, forty-four million, three hundred thirty-one thousand, ninety-nine".