2203312321 has 8 divisors (see below), whose sum is σ = 2599299584. Its totient is φ = 1827632160.

The previous prime is 2203312249. The next prime is 2203312327. The reversal of 2203312321 is 1232133022.

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 2203312321 - 2⁷ = 2203312193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2203312327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5076540 + ... + 5076973.

It is an arithmetic number, because the mean of its divisors is an integer number (324912448).

Almost surely, 2^2203312321 is an apocalyptic number.

It is an amenable number.

2203312321 is a deficient number, since it is larger than the sum of its proper divisors (395987263).

2203312321 is a wasteful number, since it uses less digits than its factorization.

2203312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10153551.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2203312321 is about 46939.4537782450. The cubic root of 2203312321 is about 1301.2438432359.

Adding to 2203312321 its reverse (1232133022), we get a palindrome (3435445343).

The spelling of 2203312321 in words is "two billion, two hundred three million, three hundred twelve thousand, three hundred twenty-one".