231123321167 has 2 divisors, whose sum is σ = 231123321168. Its totient is φ = 231123321166.

The previous prime is 231123321113. The next prime is 231123321179. The reversal of 231123321167 is 761123321132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231123321167 - 2²⁴ = 231106543951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231123321197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115561660583 + 115561660584.

It is an arithmetic number, because the mean of its divisors is an integer number (115561660584).

Almost surely, 2^231123321167 is an apocalyptic number.

231123321167 is a deficient number, since it is larger than the sum of its proper divisors (1).

231123321167 is an equidigital number, since it uses as much as digits as its factorization.

231123321167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

Adding to 231123321167 its reverse (761123321132), we get a palindrome (992246642299).

The spelling of 231123321167 in words is "two hundred thirty-one billion, one hundred twenty-three million, three hundred twenty-one thousand, one hundred sixty-seven".