2320120323 has 6 divisors (see below), whose sum is σ = 3351284924. Its totient is φ = 1546746876.

The previous prime is 2320120303. The next prime is 2320120349. The reversal of 2320120323 is 3230210232.

It is a happy number.

2320120323 is a `hidden beast` number, since 2 + 320 + 1 + 20 + 323 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-2320120323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2320120296 and 2320120305.

It is not an unprimeable number, because it can be changed into a prime (2320120303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128895565 + ... + 128895582.

Almost surely, 2^2320120323 is an apocalyptic number.

2320120323 is a deficient number, since it is larger than the sum of its proper divisors (1031164601).

2320120323 is a wasteful number, since it uses less digits than its factorization.

2320120323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257791153 (or 257791150 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2320120323 is about 48167.6273341339. The cubic root of 2320120323 is about 1323.8440751488.

Adding to 2320120323 its reverse (3230210232), we get a palindrome (5550330555).

The spelling of 2320120323 in words is "two billion, three hundred twenty million, one hundred twenty thousand, three hundred twenty-three".