220110121100 has 36 divisors (see below), whose sum is σ = 477689353008. Its totient is φ = 88034760000.

The previous prime is 220110121093. The next prime is 220110121169. The reversal of 220110121100 is 1121011022.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 878945 + ... + 1101255.

Almost surely, 2^220110121100 is an apocalyptic number.

220110121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220110121100 is an abundant number, since it is smaller than the sum of its proper divisors (257579231908).

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

220110121100 is a wasteful number, since it uses less digits than its factorization.

220110121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232226 (or 232219 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 220110121100 its reverse (1121011022), we get a palindrome (221231132122).

The spelling of 220110121100 in words is "two hundred twenty billion, one hundred ten million, one hundred twenty-one thousand, one hundred".