23111100020099 has 24 divisors (see below), whose sum is σ = 28956187155168. Its totient is φ = 18283292818560.

The previous prime is 23111100020069. The next prime is 23111100020143. The reversal of 23111100020099 is 99002000111132.

It is not a de Polignac number, because 23111100020099 - 2⁴⁰ = 22011588392323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23111100020069) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2445719 + ... + 7225215.

It is an arithmetic number, because the mean of its divisors is an integer number (1206507798132).

Almost surely, 2^{23111100020099} is an apocalyptic number.

23111100020099 is a deficient number, since it is larger than the sum of its proper divisors (5845087135069).

23111100020099 is a wasteful number, since it uses less digits than its factorization.

23111100020099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4787115 (or 4787108 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 23111100020099 in words is "twenty-three trillion, one hundred eleven billion, one hundred million, twenty thousand, ninety-nine".