23201113110 has 128 divisors (see below), whose sum is σ = 65633255424. Its totient is φ = 5138743680.

The previous prime is 23201113109. The next prime is 23201113147. The reversal of 23201113110 is 1131110232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 23201113110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1136695 + ... + 1156925.

It is an arithmetic number, because the mean of its divisors is an integer number (512759808).

Almost surely, 2^23201113110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23201113110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32816627712).

23201113110 is an abundant number, since it is smaller than the sum of its proper divisors (42432142314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23201113110 is a wasteful number, since it uses less digits than its factorization.

23201113110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20418.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 23201113110 its reverse (1131110232), we get a palindrome (24332223342).

The spelling of 23201113110 in words is "twenty-three billion, two hundred one million, one hundred thirteen thousand, one hundred ten".