23001011100 has 360 divisors, whose sum is σ = 77636697600. Its totient is φ = 5884099200.

The previous prime is 23001011093. The next prime is 23001011141. The reversal of 23001011100 is 111010032.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 34902571 + ... + 34903229.

Almost surely, 2^23001011100 is an apocalyptic number.

23001011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23001011100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38818348800).

23001011100 is an abundant number, since it is smaller than the sum of its proper divisors (54635686500).

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

23001011100 is a wasteful number, since it uses less digits than its factorization.

23001011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855 (or 839 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 23001011100 its reverse (111010032), we get a palindrome (23112021132).

The spelling of 23001011100 in words is "twenty-three billion, one million, eleven thousand, one hundred".