123114523031 has 2 divisors, whose sum is σ = 123114523032. Its totient is φ = 123114523030.

The previous prime is 123114523013. The next prime is 123114523067. The reversal of 123114523031 is 130325411321.

Together with previous prime (123114523013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123114523031 - 2²² = 123110328727 is a prime.

It is a super-2 number, since 2×123114523031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123114522031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61557261515 + 61557261516.

It is an arithmetic number, because the mean of its divisors is an integer number (61557261516).

Almost surely, 2^123114523031 is an apocalyptic number.

123114523031 is a deficient number, since it is larger than the sum of its proper divisors (1).

123114523031 is an equidigital number, since it uses as much as digits as its factorization.

123114523031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 123114523031 its reverse (130325411321), we get a palindrome (253439934352).

The spelling of 123114523031 in words is "one hundred twenty-three billion, one hundred fourteen million, five hundred twenty-three thousand, thirty-one".