220003312220 has 24 divisors (see below), whose sum is σ = 463847631408. Its totient is φ = 87650720000.

The previous prime is 220003312169. The next prime is 220003312237. The reversal of 220003312220 is 22213300022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21907661 + ... + 21917700.

It is an arithmetic number, because the mean of its divisors is an integer number (19326984642).

Almost surely, 2^220003312220 is an apocalyptic number.

220003312220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220003312220 is an abundant number, since it is smaller than the sum of its proper divisors (243844319188).

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

220003312220 is a wasteful number, since it uses less digits than its factorization.

220003312220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43825621 (or 43825619 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 220003312220 its reverse (22213300022), we get a palindrome (242216612242).

The spelling of 220003312220 in words is "two hundred twenty billion, three million, three hundred twelve thousand, two hundred twenty".