110001221120200 has 48 divisors (see below), whose sum is σ = 255778264003860. Its totient is φ = 43996114272000.

The previous prime is 110001221120123. The next prime is 110001221120207. The reversal of 110001221120200 is 2021122100011.

It can be written as a sum of positive squares in 6 ways, for example, as 55735810472164 + 54265410648036 = 7465642^2 + 7366506^2 .

It is not an unprimeable number, because it can be changed into a prime (110001221120207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25321371 + ... + 29345770.

Almost surely, 2^{110001221120200} is an apocalyptic number.

110001221120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110001221120200 is an abundant number, since it is smaller than the sum of its proper divisors (145777042883660).

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

110001221120200 is a wasteful number, since it uses less digits than its factorization.

110001221120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54677218 (or 54677209 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110001221120200 its reverse (2021122100011), we get a palindrome (112022343220211).

The spelling of 110001221120200 in words is "one hundred ten trillion, one billion, two hundred twenty-one million, one hundred twenty thousand, two hundred".