3323120020391 has 2 divisors, whose sum is σ = 3323120020392. Its totient is φ = 3323120020390.

The previous prime is 3323120020387. The next prime is 3323120020447. The reversal of 3323120020391 is 1930200213233.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3323120020391 - 2² = 3323120020387 is a prime.

It is a super-2 number, since 2×3323120020391² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3323120020351) 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, 1661560010195 + 1661560010196.

It is an arithmetic number, because the mean of its divisors is an integer number (1661560010196).

Almost surely, 2^{3323120020391} is an apocalyptic number.

3323120020391 is a deficient number, since it is larger than the sum of its proper divisors (1).

3323120020391 is an equidigital number, since it uses as much as digits as its factorization.

3323120020391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 29.

The spelling of 3323120020391 in words is "three trillion, three hundred twenty-three billion, one hundred twenty million, twenty thousand, three hundred ninety-one".