2321232231 has 4 divisors (see below), whose sum is σ = 3094976312. Its totient is φ = 1547488152.

The previous prime is 2321232217. The next prime is 2321232301. The reversal of 2321232231 is 1322321232.

It is a happy number.

2321232231 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 2321232231 - 2¹⁴ = 2321215847 is a prime.

It is a super-2 number, since 2×2321232231² = 10776238140466474722, 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 = 2321232198 and 2321232207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321232211) 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, 386872036 + ... + 386872041.

It is an arithmetic number, because the mean of its divisors is an integer number (773744078).

Almost surely, 2^2321232231 is an apocalyptic number.

2321232231 is a deficient number, since it is larger than the sum of its proper divisors (773744081).

2321232231 is an equidigital number, since it uses as much as digits as its factorization.

2321232231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773744080.

The product of its digits is 864, while the sum is 21.

The square root of 2321232231 is about 48179.1680189685. The cubic root of 2321232231 is about 1324.0555236266.

Adding to 2321232231 its reverse (1322321232), we get a palindrome (3643553463).

The spelling of 2321232231 in words is "two billion, three hundred twenty-one million, two hundred thirty-two thousand, two hundred thirty-one".