220222101100 has 72 divisors (see below), whose sum is σ = 503545548800. Its totient is φ = 83367662400.

The previous prime is 220222101067. The next prime is 220222101101. The reversal of 220222101100 is 1101222022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (220222101101) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1824421 + ... + 1941379.

Almost surely, 2^220222101100 is an apocalyptic number.

220222101100 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 220222101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251772774400).

220222101100 is an abundant number, since it is smaller than the sum of its proper divisors (283323447700).

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

220222101100 is a wasteful number, since it uses less digits than its factorization.

220222101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117983 (or 117976 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220222101100 its reverse (1101222022), we get a palindrome (221323323122).

The spelling of 220222101100 in words is "two hundred twenty billion, two hundred twenty-two million, one hundred one thousand, one hundred".