23123110027 has 2 divisors, whose sum is σ = 23123110028. Its totient is φ = 23123110026.

The previous prime is 23123110019. The next prime is 23123110039. The reversal of 23123110027 is 72001132132.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23123110027 - 2³ = 23123110019 is a prime.

It is not a weakly prime, because it can be changed into another prime (23123110057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561555013 + 11561555014.

It is an arithmetic number, because the mean of its divisors is an integer number (11561555014).

Almost surely, 2^23123110027 is an apocalyptic number.

23123110027 is a deficient number, since it is larger than the sum of its proper divisors (1).

23123110027 is an equidigital number, since it uses as much as digits as its factorization.

23123110027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 23123110027 its reverse (72001132132), we get a palindrome (95124242159).

The spelling of 23123110027 in words is "twenty-three billion, one hundred twenty-three million, one hundred ten thousand, twenty-seven".