2332323221 has 4 divisors (see below), whose sum is σ = 2332645344. Its totient is φ = 2332001100.

The previous prime is 2332323197. The next prime is 2332323229. The reversal of 2332323221 is 1223232332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2332323221 - 2¹⁸ = 2332061077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2332323229) 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, 149945 + ... + 164766.

It is an arithmetic number, because the mean of its divisors is an integer number (583161336).

Almost surely, 2^2332323221 is an apocalyptic number.

It is an amenable number.

2332323221 is a deficient number, since it is larger than the sum of its proper divisors (322123).

2332323221 is an equidigital number, since it uses as much as digits as its factorization.

2332323221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322122.

The product of its digits is 2592, while the sum is 23.

The square root of 2332323221 is about 48294.1323661581. The cubic root of 2332323221 is about 1326.1609800182.

Adding to 2332323221 its reverse (1223232332), we get a palindrome (3555555553).

The spelling of 2332323221 in words is "two billion, three hundred thirty-two million, three hundred twenty-three thousand, two hundred twenty-one".