331332313093 has 2 divisors, whose sum is σ = 331332313094. Its totient is φ = 331332313092.

The previous prime is 331332313063. The next prime is 331332313157. The reversal of 331332313093 is 390313233133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266237424324 + 65094888769 = 515982^2 + 255137^2 .

It is a cyclic number.

It is not a de Polignac number, because 331332313093 - 2³³ = 322742378501 is a prime.

It is a super-2 number, since 2×331332313093² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331332313063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165666156546 + 165666156547.

It is an arithmetic number, because the mean of its divisors is an integer number (165666156547).

Almost surely, 2^331332313093 is an apocalyptic number.

It is an amenable number.

331332313093 is a deficient number, since it is larger than the sum of its proper divisors (1).

331332313093 is an equidigital number, since it uses as much as digits as its factorization.

331332313093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39366, while the sum is 34.

The spelling of 331332313093 in words is "three hundred thirty-one billion, three hundred thirty-two million, three hundred thirteen thousand, ninety-three".