110021200021200 has 240 divisors, whose sum is σ = 399520979506880. Its totient is φ = 25656765603840.

The previous prime is 110021200021193. The next prime is 110021200021247. The reversal of 110021200021200 is 2120002120011.

It is a tau number, because it is divible by the number of its divisors (240).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 185299417 + ... + 185892216.

Almost surely, 2^{110021200021200} is an apocalyptic number.

110021200021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110021200021200 is an abundant number, since it is smaller than the sum of its proper divisors (289499779485680).

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

110021200021200 is a wasteful number, since it uses less digits than its factorization.

110021200021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371191686 (or 371191675 counting only the distinct ones).

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

Adding to 110021200021200 its reverse (2120002120011), we get a palindrome (112141202141211).

The spelling of 110021200021200 in words is "one hundred ten trillion, twenty-one billion, two hundred million, twenty-one thousand, two hundred".