220003203210 has 96 divisors (see below), whose sum is σ = 617396271552. Its totient is φ = 50025830400.

The previous prime is 220003203197. The next prime is 220003203247. The reversal of 220003203210 is 12302300022.

220003203210 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 (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220003203210.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 104016 + ... + 671435.

It is an arithmetic number, because the mean of its divisors is an integer number (6431211162).

Almost surely, 2^220003203210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220003203210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308698135776).

220003203210 is an abundant number, since it is smaller than the sum of its proper divisors (397393068342).

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

220003203210 is a wasteful number, since it uses less digits than its factorization.

220003203210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775668 (or 775661 counting only the distinct ones).

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

Adding to 220003203210 its reverse (12302300022), we get a palindrome (232305503232).

The spelling of 220003203210 in words is "two hundred twenty billion, three million, two hundred three thousand, two hundred ten".