110221000220 has 12 divisors (see below), whose sum is σ = 231464100504. Its totient is φ = 44088400080.

The previous prime is 110221000193. The next prime is 110221000229. The reversal of 110221000220 is 22000122011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221000229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2755524986 + ... + 2755525025.

It is an arithmetic number, because the mean of its divisors is an integer number (19288675042).

Almost surely, 2^110221000220 is an apocalyptic number.

110221000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110221000220 is an abundant number, since it is smaller than the sum of its proper divisors (121243100284).

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

110221000220 is a wasteful number, since it uses less digits than its factorization.

110221000220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5511050020 (or 5511050018 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 110221000220 its reverse (22000122011), we get a palindrome (132221122231).

The spelling of 110221000220 in words is "one hundred ten billion, two hundred twenty-one million, two hundred twenty", and thus it is an aban number.