331231123231101 has 12 divisors (see below), whose sum is σ = 478520384672928. Its totient is φ = 220785935484744.

The previous prime is 331231123231079. The next prime is 331231123231187. The reversal of 331231123231101 is 101132321132133.

331231123231101 is a `hidden beast` number, since 3 + 3 + 1 + 2 + 311 + 2 + 32 + 311 + 0 + 1 = 666.

It is not a de Polignac number, because 331231123231101 - 2⁴⁵ = 296046751142269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331231123231201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2901051075 + ... + 2901165248.

It is an arithmetic number, because the mean of its divisors is an integer number (39876698722744).

Almost surely, 2^{331231123231101} is an apocalyptic number.

It is an amenable number.

331231123231101 is a deficient number, since it is larger than the sum of its proper divisors (147289261441827).

331231123231101 is a wasteful number, since it uses less digits than its factorization.

331231123231101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5802222672 (or 5802222669 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 331231123231101 its reverse (101132321132133), we get a palindrome (432363444363234).

The spelling of 331231123231101 in words is "three hundred thirty-one trillion, two hundred thirty-one billion, one hundred twenty-three million, two hundred thirty-one thousand, one hundred one".