110212100220 has 48 divisors (see below), whose sum is σ = 309953363328. Its totient is φ = 29260418880.

The previous prime is 110212100197. The next prime is 110212100227. The reversal of 110212100220 is 22001212011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 110212100196 and 110212100205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110212100227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4032346 + ... + 4059585.

It is an arithmetic number, because the mean of its divisors is an integer number (6457361736).

Almost surely, 2^110212100220 is an apocalyptic number.

110212100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110212100220 is an abundant number, since it is smaller than the sum of its proper divisors (199741263108).

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

110212100220 is a wasteful number, since it uses less digits than its factorization.

110212100220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8092170 (or 8092168 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110212100220 its reverse (22001212011), we get a palindrome (132213312231).

The spelling of 110212100220 in words is "one hundred ten billion, two hundred twelve million, one hundred thousand, two hundred twenty".