3023221009 has 2 divisors, whose sum is σ = 3023221010. Its totient is φ = 3023221008.

The previous prime is 3023221007. The next prime is 3023221021. The reversal of 3023221009 is 9001223203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2840890000 + 182331009 = 53300^2 + 13503^2 .

It is a cyclic number.

It is not a de Polignac number, because 3023221009 - 2¹ = 3023221007 is a prime.

Together with 3023221007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3023221007) 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 as a sum of consecutive naturals, namely, 1511610504 + 1511610505.

It is an arithmetic number, because the mean of its divisors is an integer number (1511610505).

Almost surely, 2^3023221009 is an apocalyptic number.

It is an amenable number.

3023221009 is a deficient number, since it is larger than the sum of its proper divisors (1).

3023221009 is an equidigital number, since it uses as much as digits as its factorization.

3023221009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3023221009 is about 54983.8249760782. The cubic root of 3023221009 is about 1445.9611759410.

The spelling of 3023221009 in words is "three billion, twenty-three million, two hundred twenty-one thousand, nine".