220222120100 has 36 divisors (see below), whose sum is σ = 503033689200. Its totient is φ = 83452592160.

The previous prime is 220222120087. The next prime is 220222120109. The reversal of 220222120100 is 1021222022.

It is not an unprimeable number, because it can be changed into a prime (220222120109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57951290 + ... + 57955089.

Almost surely, 2^220222120100 is an apocalyptic number.

220222120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220222120100 is an abundant number, since it is smaller than the sum of its proper divisors (282811569100).

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

220222120100 is a wasteful number, since it uses less digits than its factorization.

220222120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115906412 (or 115906405 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220222120100 its reverse (1021222022), we get a palindrome (221243342122).

The spelling of 220222120100 in words is "two hundred twenty billion, two hundred twenty-two million, one hundred twenty thousand, one hundred".