2323220531 has 4 divisors (see below), whose sum is σ = 2338018272. Its totient is φ = 2308422792.

The previous prime is 2323220513. The next prime is 2323220539. The reversal of 2323220531 is 1350223232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2323220531 is a prime.

It is a super-2 number, since 2×2323220531² = 10794707271319843922, 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 = 2323220497 and 2323220506.

It is not an unprimeable number, because it can be changed into a prime (2323220539) 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, 7398635 + ... + 7398948.

It is an arithmetic number, because the mean of its divisors is an integer number (584504568).

Almost surely, 2^2323220531 is an apocalyptic number.

2323220531 is a deficient number, since it is larger than the sum of its proper divisors (14797741).

2323220531 is a wasteful number, since it uses less digits than its factorization.

2323220531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14797740.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2323220531 is about 48199.7980389960. The cubic root of 2323220531 is about 1324.4334648834.

Adding to 2323220531 its reverse (1350223232), we get a palindrome (3673443763).

The spelling of 2323220531 in words is "two billion, three hundred twenty-three million, two hundred twenty thousand, five hundred thirty-one".