3321303021073 has 2 divisors, whose sum is σ = 3321303021074. Its totient is φ = 3321303021072.

The previous prime is 3321303021013. The next prime is 3321303021077. The reversal of 3321303021073 is 3701203031233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1676773779409 + 1644529241664 = 1294903^2 + 1282392^2 .

It is an emirp because it is prime and its reverse (3701203031233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3321303021073 - 2²¹ = 3321300923921 is a prime.

It is a super-2 number, since 2×3321303021073² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3321303021077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660651510536 + 1660651510537.

It is an arithmetic number, because the mean of its divisors is an integer number (1660651510537).

Almost surely, 2^{3321303021073} is an apocalyptic number.

It is an amenable number.

3321303021073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321303021073 is an equidigital number, since it uses as much as digits as its factorization.

3321303021073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 28.

The spelling of 3321303021073 in words is "three trillion, three hundred twenty-one billion, three hundred three million, twenty-one thousand, seventy-three".