223221003000 has 128 divisors (see below), whose sum is σ = 726730168320. Its totient is φ = 56937513600.

The previous prime is 223221002989. The next prime is 223221003001. The reversal of 223221003000 is 300122322.

223221003000 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223221003000³ (a number of 35 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223221003001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1548544 + ... + 1686543.

It is an arithmetic number, because the mean of its divisors is an integer number (5677579440).

Almost surely, 2^223221003000 is an apocalyptic number.

223221003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223221003000 is an abundant number, since it is smaller than the sum of its proper divisors (503509165320).

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

223221003000 is a wasteful number, since it uses less digits than its factorization.

223221003000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235134 (or 3235120 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 223221003000 its reverse (300122322), we get a palindrome (223521125322).

The spelling of 223221003000 in words is "two hundred twenty-three billion, two hundred twenty-one million, three thousand".