332220820993 has 2 divisors, whose sum is σ = 332220820994. Its totient is φ = 332220820992.

The previous prime is 332220820979. The next prime is 332220821017. The reversal of 332220820993 is 399028022233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244324581264 + 87896239729 = 494292^2 + 296473^2 .

It is a cyclic number.

It is not a de Polignac number, because 332220820993 - 2²⁵ = 332187266561 is a prime.

It is a super-2 number, since 2×332220820993² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (332220820903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166110410496 + 166110410497.

It is an arithmetic number, because the mean of its divisors is an integer number (166110410497).

Almost surely, 2^332220820993 is an apocalyptic number.

It is an amenable number.

332220820993 is a deficient number, since it is larger than the sum of its proper divisors (1).

332220820993 is an equidigital number, since it uses as much as digits as its factorization.

332220820993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 332220820993 in words is "three hundred thirty-two billion, two hundred twenty million, eight hundred twenty thousand, nine hundred ninety-three".