220012303220 has 12 divisors (see below), whose sum is σ = 462025836804. Its totient is φ = 88004921280.

The previous prime is 220012303187. The next prime is 220012303253. The reversal of 220012303220 is 22303210022.

220012303220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220012303187) and next prime (220012303253).

It can be written as a sum of positive squares in 2 ways, for example, as 53094298084 + 166918005136 = 230422^2 + 408556^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 5500307561 + ... + 5500307600.

It is an arithmetic number, because the mean of its divisors is an integer number (38502153067).

Almost surely, 2^220012303220 is an apocalyptic number.

220012303220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220012303220 is an abundant number, since it is smaller than the sum of its proper divisors (242013533584).

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

220012303220 is a wasteful number, since it uses less digits than its factorization.

220012303220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000615170 (or 11000615168 counting only the distinct ones).

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

Adding to 220012303220 its reverse (22303210022), we get a palindrome (242315513242).

The spelling of 220012303220 in words is "two hundred twenty billion, twelve million, three hundred three thousand, two hundred twenty".