23123231200023 has 4 divisors (see below), whose sum is σ = 30830974933368. Its totient is φ = 15415487466680.

The previous prime is 23123231199983. The next prime is 23123231200033. The reversal of 23123231200023 is 32000213232132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23123231200023 - 2⁹ = 23123231199511 is a prime.

It is a super-2 number, since 2×23123231200023² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23123231199966 and 23123231200002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23123231200033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3853871866668 + ... + 3853871866673.

It is an arithmetic number, because the mean of its divisors is an integer number (7707743733342).

Almost surely, 2^{23123231200023} is an apocalyptic number.

23123231200023 is a deficient number, since it is larger than the sum of its proper divisors (7707743733345).

23123231200023 is an equidigital number, since it uses as much as digits as its factorization.

23123231200023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7707743733344.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 23123231200023 its reverse (32000213232132), we get a palindrome (55123444432155).

The spelling of 23123231200023 in words is "twenty-three trillion, one hundred twenty-three billion, two hundred thirty-one million, two hundred thousand, twenty-three".