3220003321 has 16 divisors (see below), whose sum is σ = 3428913600. Its totient is φ = 3015144000.

The previous prime is 3220003307. The next prime is 3220003333. The reversal of 3220003321 is 1233000223.

It is a cyclic number.

It is not a de Polignac number, because 3220003321 - 2²⁹ = 2683132409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3220003295 and 3220003304.

It is not an unprimeable number, because it can be changed into a prime (3220001321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1555275 + ... + 1557343.

It is an arithmetic number, because the mean of its divisors is an integer number (214307100).

Almost surely, 2^3220003321 is an apocalyptic number.

It is an amenable number.

3220003321 is a deficient number, since it is larger than the sum of its proper divisors (208910279).

3220003321 is a wasteful number, since it uses less digits than its factorization.

3220003321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3220003321 is about 56745.0730989044. The cubic root of 3220003321 is about 1476.6767595974.

Adding to 3220003321 its reverse (1233000223), we get a palindrome (4453003544).

The spelling of 3220003321 in words is "three billion, two hundred twenty million, three thousand, three hundred twenty-one".