220100332220 has 24 divisors (see below), whose sum is σ = 462494853744. Its totient is φ = 87986007936.

The previous prime is 220100332213. The next prime is 220100332253. The reversal of 220100332220 is 22233001022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3349457 + ... + 3414536.

It is an arithmetic number, because the mean of its divisors is an integer number (19270618906).

Almost surely, 2^220100332220 is an apocalyptic number.

220100332220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220100332220 is an abundant number, since it is smaller than the sum of its proper divisors (242394521524).

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

220100332220 is a wasteful number, since it uses less digits than its factorization.

220100332220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6765629 (or 6765627 counting only the distinct ones).

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

Adding to 220100332220 its reverse (22233001022), we get a palindrome (242333333242).

The spelling of 220100332220 in words is "two hundred twenty billion, one hundred million, three hundred thirty-two thousand, two hundred twenty".