231332123330109 has 12 divisors (see below), whose sum is σ = 351733053016800. Its totient is φ = 146104498945224.

The previous prime is 231332123330083. The next prime is 231332123330137. The reversal of 231332123330109 is 901033321233132.

231332123330109 is a `hidden beast` number, since 2 + 3 + 1 + 3 + 3 + 212 + 3 + 330 + 109 = 666.

It is not a de Polignac number, because 231332123330109 - 2⁴³ = 222536030307901 is a prime.

It is a super-3 number, since 3×231332123330109³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231332123330179) 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, 676409717169 + ... + 676409717510.

It is an arithmetic number, because the mean of its divisors is an integer number (29311087751400).

Almost surely, 2^{231332123330109} is an apocalyptic number.

It is an amenable number.

231332123330109 is a deficient number, since it is larger than the sum of its proper divisors (120400929686691).

231332123330109 is a wasteful number, since it uses less digits than its factorization.

231332123330109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352819434704 (or 1352819434701 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 36.

The spelling of 231332123330109 in words is "two hundred thirty-one trillion, three hundred thirty-two billion, one hundred twenty-three million, three hundred thirty thousand, one hundred nine".