223443232100 has 144 divisors (see below), whose sum is σ = 533824791360. Its totient is φ = 80506483200.

The previous prime is 223443232099. The next prime is 223443232141. The reversal of 223443232100 is 1232344322.

It is a self number, because there is not a number n which added to its sum of digits gives 223443232100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68560271 + ... + 68563529.

Almost surely, 2^223443232100 is an apocalyptic number.

223443232100 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 223443232100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266912395680).

223443232100 is an abundant number, since it is smaller than the sum of its proper divisors (310381559260).

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

223443232100 is a wasteful number, since it uses less digits than its factorization.

223443232100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3838 (or 3831 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 223443232100 its reverse (1232344322), we get a palindrome (224675576422).

The spelling of 223443232100 in words is "two hundred twenty-three billion, four hundred forty-three million, two hundred thirty-two thousand, one hundred".