231667715233 has 2 divisors, whose sum is σ = 231667715234. Its totient is φ = 231667715232.

The previous prime is 231667715207. The next prime is 231667715297. The reversal of 231667715233 is 332517766132.

231667715233 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., 117445346209 + 114222369024 = 342703^2 + 337968^2 .

It is a cyclic number.

It is not a de Polignac number, because 231667715233 - 2¹³ = 231667707041 is a prime.

It is not a weakly prime, because it can be changed into another prime (231667715333) 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, 115833857616 + 115833857617.

It is an arithmetic number, because the mean of its divisors is an integer number (115833857617).

Almost surely, 2^231667715233 is an apocalyptic number.

It is an amenable number.

231667715233 is a deficient number, since it is larger than the sum of its proper divisors (1).

231667715233 is an equidigital number, since it uses as much as digits as its factorization.

231667715233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 46.

The spelling of 231667715233 in words is "two hundred thirty-one billion, six hundred sixty-seven million, seven hundred fifteen thousand, two hundred thirty-three".