2321344331 has 4 divisors (see below), whose sum is σ = 2321785752. Its totient is φ = 2320902912.

The previous prime is 2321344327. The next prime is 2321344351. The reversal of 2321344331 is 1334431232.

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 2321344331 - 2² = 2321344327 is a prime.

It is a super-2 number, since 2×2321344331² = 10777279006131675122, which contains 22 as substring.

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 2321344331.

It is not an unprimeable number, because it can be changed into a prime (2321344351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212726 + ... + 223371.

It is an arithmetic number, because the mean of its divisors is an integer number (580446438).

Almost surely, 2^2321344331 is an apocalyptic number.

2321344331 is a deficient number, since it is larger than the sum of its proper divisors (441421).

2321344331 is an equidigital number, since it uses as much as digits as its factorization.

2321344331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441420.

The product of its digits is 5184, while the sum is 26.

The square root of 2321344331 is about 48180.3313707990. The cubic root of 2321344331 is about 1324.0768376271.

Adding to 2321344331 its reverse (1334431232), we get a palindrome (3655775563).

The spelling of 2321344331 in words is "two billion, three hundred twenty-one million, three hundred forty-four thousand, three hundred thirty-one".