331231022331113 has 2 divisors, whose sum is σ = 331231022331114. Its totient is φ = 331231022331112.

The previous prime is 331231022331073. The next prime is 331231022331127. The reversal of 331231022331113 is 311133220132133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 281469171823849 + 49761850507264 = 16777043^2 + 7054208^2 .

It is a cyclic number.

It is not a de Polignac number, because 331231022331113 - 2¹² = 331231022327017 is a prime.

It is not a weakly prime, because it can be changed into another prime (331231022331173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165615511165556 + 165615511165557.

It is an arithmetic number, because the mean of its divisors is an integer number (165615511165557).

Almost surely, 2^{331231022331113} is an apocalyptic number.

It is an amenable number.

331231022331113 is a deficient number, since it is larger than the sum of its proper divisors (1).

331231022331113 is an equidigital number, since it uses as much as digits as its factorization.

331231022331113 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.

Adding to 331231022331113 its reverse (311133220132133), we get a palindrome (642364242463246).

The spelling of 331231022331113 in words is "three hundred thirty-one trillion, two hundred thirty-one billion, twenty-two million, three hundred thirty-one thousand, one hundred thirteen".