23321300100 has 216 divisors, whose sum is σ = 78746397408. Its totient is φ = 5313369600.

The previous prime is 23321300089. The next prime is 23321300153. The reversal of 23321300100 is 100312332.

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 23321300100.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4863304 + ... + 4868096.

Almost surely, 2^23321300100 is an apocalyptic number.

23321300100 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 23321300100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39373198704).

23321300100 is an abundant number, since it is smaller than the sum of its proper divisors (55425097308).

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

23321300100 is a wasteful number, since it uses less digits than its factorization.

23321300100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155 (or 5141 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 23321300100 its reverse (100312332), we get a palindrome (23421612432).

The spelling of 23321300100 in words is "twenty-three billion, three hundred twenty-one million, three hundred thousand, one hundred".