220022101100 has 72 divisors (see below), whose sum is σ = 487774405440. Its totient is φ = 86106641920.

The previous prime is 220022101067. The next prime is 220022101157. The reversal of 220022101100 is 1101220022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17839736 + ... + 17852064.

It is an arithmetic number, because the mean of its divisors is an integer number (6774644520).

Almost surely, 2^220022101100 is an apocalyptic number.

220022101100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220022101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243887202720).

220022101100 is an abundant number, since it is smaller than the sum of its proper divisors (267752304340).

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

220022101100 is a wasteful number, since it uses less digits than its factorization.

220022101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16187 (or 16180 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220022101100 its reverse (1101220022), we get a palindrome (221123321122).

The spelling of 220022101100 in words is "two hundred twenty billion, twenty-two million, one hundred one thousand, one hundred".