110120021200 has 60 divisors (see below), whose sum is σ = 302358123040. Its totient is φ = 37755434880.

The previous prime is 110120021177. The next prime is 110120021243. The reversal of 110120021200 is 2120021011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19661490 + ... + 19667089.

Almost surely, 2^110120021200 is an apocalyptic number.

110120021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110120021200 is an abundant number, since it is smaller than the sum of its proper divisors (192238101840).

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

110120021200 is a wasteful number, since it uses less digits than its factorization.

110120021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39328604 (or 39328593 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 110120021200 its reverse (2120021011), we get a palindrome (112240042211).

The spelling of 110120021200 in words is "one hundred ten billion, one hundred twenty million, twenty-one thousand, two hundred".