123031133167 has 2 divisors, whose sum is σ = 123031133168. Its totient is φ = 123031133166.

The previous prime is 123031133119. The next prime is 123031133171. The reversal of 123031133167 is 761331130321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123031133167 is a prime.

It is a super-4 number, since 4×123031133167⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123031133117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61515566583 + 61515566584.

It is an arithmetic number, because the mean of its divisors is an integer number (61515566584).

Almost surely, 2^123031133167 is an apocalyptic number.

123031133167 is a deficient number, since it is larger than the sum of its proper divisors (1).

123031133167 is an equidigital number, since it uses as much as digits as its factorization.

123031133167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 31.

Adding to 123031133167 its reverse (761331130321), we get a palindrome (884362263488).

The spelling of 123031133167 in words is "one hundred twenty-three billion, thirty-one million, one hundred thirty-three thousand, one hundred sixty-seven".