331041921433 has 2 divisors, whose sum is σ = 331041921434. Its totient is φ = 331041921432.

The previous prime is 331041921341. The next prime is 331041921443. The reversal of 331041921433 is 334129140133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310436180224 + 20605741209 = 557168^2 + 143547^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331041921433 is a prime.

It is a super-3 number, since 3×331041921433³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (331041921443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165520960716 + 165520960717.

It is an arithmetic number, because the mean of its divisors is an integer number (165520960717).

Almost surely, 2^331041921433 is an apocalyptic number.

It is an amenable number.

331041921433 is a deficient number, since it is larger than the sum of its proper divisors (1).

331041921433 is an equidigital number, since it uses as much as digits as its factorization.

331041921433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 331041921433 in words is "three hundred thirty-one billion, forty-one million, nine hundred twenty-one thousand, four hundred thirty-three".