221110102000220 has 12 divisors (see below), whose sum is σ = 464331214200504. Its totient is φ = 88444040800080.

The previous prime is 221110102000213. The next prime is 221110102000261. The reversal of 221110102000220 is 22000201011122.

It is a junction number, because it is equal to n+sod(n) for n = 221110102000195 and 221110102000204.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5527752549986 + ... + 5527752550025.

It is an arithmetic number, because the mean of its divisors is an integer number (38694267850042).

Almost surely, 2^{221110102000220} is an apocalyptic number.

221110102000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221110102000220 is an abundant number, since it is smaller than the sum of its proper divisors (243221112200284).

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

221110102000220 is a wasteful number, since it uses less digits than its factorization.

221110102000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11055505100020 (or 11055505100018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221110102000220 its reverse (22000201011122), we get a palindrome (243110303011342).

The spelling of 221110102000220 in words is "two hundred twenty-one trillion, one hundred ten billion, one hundred two million, two hundred twenty", and thus it is an aban number.