3304321021 has 2 divisors, whose sum is σ = 3304321022. Its totient is φ = 3304321020.

The previous prime is 3304321003. The next prime is 3304321039. The reversal of 3304321021 is 1201234033.

It is a balanced prime because it is at equal distance from previous prime (3304321003) and next prime (3304321039).

It can be written as a sum of positive squares in only one way, i.e., 1994604921 + 1309716100 = 44661^2 + 36190^2 .

It is a cyclic number.

It is not a de Polignac number, because 3304321021 - 2⁷ = 3304320893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3304321021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3304321621) 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 as a sum of consecutive naturals, namely, 1652160510 + 1652160511.

It is an arithmetic number, because the mean of its divisors is an integer number (1652160511).

Almost surely, 2^3304321021 is an apocalyptic number.

It is an amenable number.

3304321021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3304321021 is an equidigital number, since it uses as much as digits as its factorization.

3304321021 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3304321021 is about 57483.2238222597. The cubic root of 3304321021 is about 1489.4550836851.

Adding to 3304321021 its reverse (1201234033), we get a palindrome (4505555054).

The spelling of 3304321021 in words is "three billion, three hundred four million, three hundred twenty-one thousand, twenty-one".