3321020006789 has 2 divisors, whose sum is σ = 3321020006790. Its totient is φ = 3321020006788.

The previous prime is 3321020006713. The next prime is 3321020006839. The reversal of 3321020006789 is 9876000201233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3307105917025 + 13914089764 = 1818545^2 + 117958^2 .

It is a cyclic number.

It is not a de Polignac number, because 3321020006789 - 2³⁶ = 3252300530053 is a prime.

It is a super-2 number, since 2×3321020006789² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3321020006389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660510003394 + 1660510003395.

It is an arithmetic number, because the mean of its divisors is an integer number (1660510003395).

Almost surely, 2^{3321020006789} is an apocalyptic number.

It is an amenable number.

3321020006789 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321020006789 is an equidigital number, since it uses as much as digits as its factorization.

3321020006789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 3321020006789 in words is "three trillion, three hundred twenty-one billion, twenty million, six thousand, seven hundred eighty-nine".