331121196005393 has 2 divisors, whose sum is σ = 331121196005394. Its totient is φ = 331121196005392.

The previous prime is 331121196005311. The next prime is 331121196005401. The reversal of 331121196005393 is 393500691121133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219782759805184 + 111338436200209 = 14825072^2 + 10551703^2 .

It is a cyclic number.

It is not a de Polignac number, because 331121196005393 - 2¹⁶ = 331121195939857 is a prime.

It is a super-3 number, since 3×331121196005393³ (a number of 45 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (331121196005293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165560598002696 + 165560598002697.

It is an arithmetic number, because the mean of its divisors is an integer number (165560598002697).

Almost surely, 2^{331121196005393} is an apocalyptic number.

It is an amenable number.

331121196005393 is a deficient number, since it is larger than the sum of its proper divisors (1).

331121196005393 is an equidigital number, since it uses as much as digits as its factorization.

331121196005393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 393660, while the sum is 47.

The spelling of 331121196005393 in words is "three hundred thirty-one trillion, one hundred twenty-one billion, one hundred ninety-six million, five thousand, three hundred ninety-three".