2232343221 has 4 divisors (see below), whose sum is σ = 2976457632. Its totient is φ = 1488228812.

The previous prime is 2232343207. The next prime is 2232343249. The reversal of 2232343221 is 1223432322.

2232343221 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, 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 2232343221 - 2¹⁰ = 2232342197 is a prime.

It is a super-3 number, since 3×2232343221³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2232343191 and 2232343200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232343261) 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, 372057201 + ... + 372057206.

It is an arithmetic number, because the mean of its divisors is an integer number (744114408).

Almost surely, 2^2232343221 is an apocalyptic number.

It is an amenable number.

2232343221 is a deficient number, since it is larger than the sum of its proper divisors (744114411).

2232343221 is an equidigital number, since it uses as much as digits as its factorization.

2232343221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744114410.

The product of its digits is 3456, while the sum is 24.

The square root of 2232343221 is about 47247.6795303219. The cubic root of 2232343221 is about 1306.9339988725.

Adding to 2232343221 its reverse (1223432322), we get a palindrome (3455775543).

The spelling of 2232343221 in words is "two billion, two hundred thirty-two million, three hundred forty-three thousand, two hundred twenty-one".