3221023009 has 2 divisors, whose sum is σ = 3221023010. Its totient is φ = 3221023008.

The previous prime is 3221022979. The next prime is 3221023027. The reversal of 3221023009 is 9003201223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2840890000 + 380133009 = 53300^2 + 19497^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221023009 - 2⁷ = 3221022881 is a prime.

It is not a weakly prime, because it can be changed into another prime (3221023079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610511504 + 1610511505.

It is an arithmetic number, because the mean of its divisors is an integer number (1610511505).

Almost surely, 2^3221023009 is an apocalyptic number.

It is an amenable number.

3221023009 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221023009 is an equidigital number, since it uses as much as digits as its factorization.

3221023009 is an evil number, because the sum of its binary digits is even.

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

The square root of 3221023009 is about 56754.0572029877. The cubic root of 3221023009 is about 1476.8326176827.

The spelling of 3221023009 in words is "three billion, two hundred twenty-one million, twenty-three thousand, nine".