110121101200220 has 96 divisors (see below), whose sum is σ = 253390744696320. Its totient is φ = 39867336610560.

The previous prime is 110121101200213. The next prime is 110121101200261. The reversal of 110121101200220 is 22002101121011.

It is a junction number, because it is equal to n+sod(n) for n = 110121101200195 and 110121101200204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1598170289 + ... + 1598239191.

It is an arithmetic number, because the mean of its divisors is an integer number (2639486923920).

Almost surely, 2^{110121101200220} is an apocalyptic number.

110121101200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 110121101200220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126695372348160).

110121101200220 is an abundant number, since it is smaller than the sum of its proper divisors (143269643496100).

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

110121101200220 is a wasteful number, since it uses less digits than its factorization.

110121101200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100875 (or 100873 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110121101200220 its reverse (22002101121011), we get a palindrome (132123202321231).

The spelling of 110121101200220 in words is "one hundred ten trillion, one hundred twenty-one billion, one hundred one million, two hundred thousand, two hundred twenty".