220003221000 has 128 divisors (see below), whose sum is σ = 704962028160. Its totient is φ = 57081888000.

The previous prime is 220003220993. The next prime is 220003221001. The reversal of 220003221000 is 122300022.

220003221000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (220003221001) 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, 880006 + ... + 1102005.

It is an arithmetic number, because the mean of its divisors is an integer number (5507515845).

Almost surely, 2^220003221000 is an apocalyptic number.

220003221000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220003221000 is an abundant number, since it is smaller than the sum of its proper divisors (484958807160).

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

220003221000 is a wasteful number, since it uses less digits than its factorization.

220003221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982072 (or 1982058 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 220003221000 its reverse (122300022), we get a palindrome (220125521022).

The spelling of 220003221000 in words is "two hundred twenty billion, three million, two hundred twenty-one thousand".