2243330321 has 8 divisors (see below), whose sum is σ = 2253845664. Its totient is φ = 2232828000.

The previous prime is 2243330317. The next prime is 2243330333. The reversal of 2243330321 is 1230333422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2243330321 - 2² = 2243330317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2243330371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550925 + ... + 554981.

It is an arithmetic number, because the mean of its divisors is an integer number (281730708).

Almost surely, 2^2243330321 is an apocalyptic number.

It is an amenable number.

2243330321 is a deficient number, since it is larger than the sum of its proper divisors (10515343).

2243330321 is a wasteful number, since it uses less digits than its factorization.

2243330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6511.

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

The square root of 2243330321 is about 47363.8081344818. The cubic root of 2243330321 is about 1309.0746375601.

Adding to 2243330321 its reverse (1230333422), we get a palindrome (3473663743).

The spelling of 2243330321 in words is "two billion, two hundred forty-three million, three hundred thirty thousand, three hundred twenty-one".