220100222122188 has 24 divisors (see below), whose sum is σ = 513567503882160. Its totient is φ = 73366695145920.

The previous prime is 220100222122169. The next prime is 220100222122189. The reversal of 220100222122188 is 881221222001022.

It is not an unprimeable number, because it can be changed into a prime (220100222122189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18568078 + ... + 28017386.

It is an arithmetic number, because the mean of its divisors is an integer number (21398645995090).

Almost surely, 2^{220100222122188} is an apocalyptic number.

It is an amenable number.

220100222122188 is an abundant number, since it is smaller than the sum of its proper divisors (293467281759972).

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

220100222122188 is a wasteful number, since it uses less digits than its factorization.

220100222122188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11390377 (or 11390375 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 33.

The spelling of 220100222122188 in words is "two hundred twenty trillion, one hundred billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred eighty-eight".