223321000000 has 392 divisors, whose sum is σ = 644675498048. Its totient is φ = 75168000000.

The previous prime is 223320999983. The next prime is 223321000039. The reversal of 223321000000 is 123322.

It is a happy number.

223321000000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 426999739 + ... + 427000261.

Almost surely, 2^223321000000 is an apocalyptic number.

223321000000 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 223321000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322337749024).

223321000000 is an abundant number, since it is smaller than the sum of its proper divisors (421354498048).

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

223321000000 is an frugal number, since it uses more digits than its factorization.

223321000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 598 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 223321000000 its reverse (123322), we get a palindrome (223321123322).

The spelling of 223321000000 in words is "two hundred twenty-three billion, three hundred twenty-one million", and thus it is an aban number.