222222201000220 has 24 divisors (see below), whose sum is σ = 473631795567504. Its totient is φ = 87562180692096.

The previous prime is 222222201000209. The next prime is 222222201000229. The reversal of 222222201000220 is 22000102222222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222222201000229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82918730377 + ... + 82918733056.

It is an arithmetic number, because the mean of its divisors is an integer number (19734658148646).

Almost surely, 2^{222222201000220} is an apocalyptic number.

222222201000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222222201000220 is an abundant number, since it is smaller than the sum of its proper divisors (251409594567284).

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

222222201000220 is a wasteful number, since it uses less digits than its factorization.

222222201000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165837463509 (or 165837463507 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 222222201000220 its reverse (22000102222222), we get a palindrome (244222303222442).

The spelling of 222222201000220 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred one million, two hundred twenty", and thus it is an aban number.