220222000100 has 36 divisors (see below), whose sum is σ = 505992434724. Its totient is φ = 82907105280.

The previous prime is 220222000093. The next prime is 220222000121. The reversal of 220222000100 is 1000222022.

It can be written as a sum of positive squares in 6 ways, for example, as 547934464 + 219674065636 = 23408^2 + 468694^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64769477 + ... + 64772876.

It is an arithmetic number, because the mean of its divisors is an integer number (14055345409).

Almost surely, 2^220222000100 is an apocalyptic number.

220222000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220222000100 is an abundant number, since it is smaller than the sum of its proper divisors (285770434624).

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

220222000100 is a wasteful number, since it uses less digits than its factorization.

220222000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129542384 (or 129542377 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 220222000100 its reverse (1000222022), we get a palindrome (221222222122).

The spelling of 220222000100 in words is "two hundred twenty billion, two hundred twenty-two million, one hundred", and thus it is an aban number.