2320323231 has 4 divisors (see below), whose sum is σ = 3093764312. Its totient is φ = 1546882152.

The previous prime is 2320323223. The next prime is 2320323233. The reversal of 2320323231 is 1323230232.

2320323231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2320323231 - 2³ = 2320323223 is a prime.

It is a super-2 number, since 2×2320323231² = 10767799792636558722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2320323198 and 2320323207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320323233) 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, 386720536 + ... + 386720541.

It is an arithmetic number, because the mean of its divisors is an integer number (773441078).

Almost surely, 2^2320323231 is an apocalyptic number.

2320323231 is a deficient number, since it is larger than the sum of its proper divisors (773441081).

2320323231 is an equidigital number, since it uses as much as digits as its factorization.

2320323231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773441080.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2320323231 is about 48169.7335574944. The cubic root of 2320323231 is about 1323.8826666421.

Adding to 2320323231 its reverse (1323230232), we get a palindrome (3643553463).

The spelling of 2320323231 in words is "two billion, three hundred twenty million, three hundred twenty-three thousand, two hundred thirty-one".