23111123001123 has 8 divisors (see below), whose sum is σ = 30821769400336. Its totient is φ = 15403945968000.

The previous prime is 23111123001101. The next prime is 23111123001133. The reversal of 23111123001123 is 32110032111132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23111123001123 - 2⁵ = 23111123001091 is a prime.

It is a super-2 number, since 2×23111123001123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23111123001123.

It is not an unprimeable number, because it can be changed into a prime (23111123001133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867325978 + ... + 867352623.

It is an arithmetic number, because the mean of its divisors is an integer number (3852721175042).

Almost surely, 2^{23111123001123} is an apocalyptic number.

23111123001123 is a deficient number, since it is larger than the sum of its proper divisors (7710646399213).

23111123001123 is a wasteful number, since it uses less digits than its factorization.

23111123001123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734683045.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 23111123001123 its reverse (32110032111132), we get a palindrome (55221155112255).

The spelling of 23111123001123 in words is "twenty-three trillion, one hundred eleven billion, one hundred twenty-three million, one thousand, one hundred twenty-three".