23104040123 has 2 divisors, whose sum is σ = 23104040124. Its totient is φ = 23104040122.

The previous prime is 23104040117. The next prime is 23104040143. The reversal of 23104040123 is 32104040132.

It is an a-pointer prime, because the next prime (23104040143) can be obtained adding 23104040123 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23104040123 - 2⁶ = 23104040059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23104040095 and 23104040104.

It is not a weakly prime, because it can be changed into another prime (23104040143) 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, 11552020061 + 11552020062.

It is an arithmetic number, because the mean of its divisors is an integer number (11552020062).

Almost surely, 2^23104040123 is an apocalyptic number.

23104040123 is a deficient number, since it is larger than the sum of its proper divisors (1).

23104040123 is an equidigital number, since it uses as much as digits as its factorization.

23104040123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 23104040123 its reverse (32104040132), we get a palindrome (55208080255).

Subtracting 23104040123 from its reverse (32104040132), we obtain a palindrome (9000000009).

The spelling of 23104040123 in words is "twenty-three billion, one hundred four million, forty thousand, one hundred twenty-three".