23101123 has 2 divisors, whose sum is σ = 23101124. Its totient is φ = 23101122.

The previous prime is 23101103. The next prime is 23101129. The reversal of 23101123 is 32110132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23101123 is a prime.

It is a super-2 number, since 2×23101123² = 1067323767722258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23101129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11550561 + 11550562.

It is an arithmetic number, because the mean of its divisors is an integer number (11550562).

Almost surely, 2^23101123 is an apocalyptic number.

23101123 is a deficient number, since it is larger than the sum of its proper divisors (1).

23101123 is an equidigital number, since it uses as much as digits as its factorization.

23101123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 23101123 is about 4806.3627620062. The cubic root of 23101123 is about 284.8028717873.

Adding to 23101123 its reverse (32110132), we get a palindrome (55211255).

Subtracting 23101123 from its reverse (32110132), we obtain a palindrome (9009009).

The spelling of 23101123 in words is "twenty-three million, one hundred one thousand, one hundred twenty-three".