231223123112329 has 2 divisors, whose sum is σ = 231223123112330. Its totient is φ = 231223123112328.

The previous prime is 231223123112323. The next prime is 231223123112341. The reversal of 231223123112329 is 923211321322132.

231223123112329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180854621168400 + 50368501943929 = 13448220^2 + 7097077^2 .

It is a cyclic number.

It is not a de Polignac number, because 231223123112329 - 2¹¹ = 231223123110281 is a prime.

It is not a weakly prime, because it can be changed into another prime (231223123112323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115611561556164 + 115611561556165.

It is an arithmetic number, because the mean of its divisors is an integer number (115611561556165).

Almost surely, 2^{231223123112329} is an apocalyptic number.

It is an amenable number.

231223123112329 is a deficient number, since it is larger than the sum of its proper divisors (1).

231223123112329 is an equidigital number, since it uses as much as digits as its factorization.

231223123112329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The spelling of 231223123112329 in words is "two hundred thirty-one trillion, two hundred twenty-three billion, one hundred twenty-three million, one hundred twelve thousand, three hundred twenty-nine".