110112200121220 has 72 divisors (see below), whose sum is σ = 254512017748800. Its totient is φ = 39986616985920.

The previous prime is 110112200121173. The next prime is 110112200121257. The reversal of 110112200121220 is 22121002211011.

It is a junction number, because it is equal to n+sod(n) for n = 110112200121194 and 110112200121203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28997080 + ... + 32573839.

It is an arithmetic number, because the mean of its divisors is an integer number (3534889135400).

Almost surely, 2^{110112200121220} is an apocalyptic number.

110112200121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110112200121220 is an abundant number, since it is smaller than the sum of its proper divisors (144399817627580).

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

110112200121220 is a wasteful number, since it uses less digits than its factorization.

110112200121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61571689 (or 61571676 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110112200121220 its reverse (22121002211011), we get a palindrome (132233202332231).

The spelling of 110112200121220 in words is "one hundred ten trillion, one hundred twelve billion, two hundred million, one hundred twenty-one thousand, two hundred twenty".