110120221121200 has 120 divisors (see below), whose sum is σ = 267169691141600. Its totient is φ = 43614349793280.

The previous prime is 110120221121129. The next prime is 110120221121203. The reversal of 110120221121200 is 2121122021011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (110120221121203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 300947956 + ... + 301313644.

Almost surely, 2^{110120221121200} is an apocalyptic number.

110120221121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 110120221121200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133584845570800).

110120221121200 is an abundant number, since it is smaller than the sum of its proper divisors (157049470020400).

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

110120221121200 is a wasteful number, since it uses less digits than its factorization.

110120221121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373119 (or 373108 counting only the distinct ones).

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

Adding to 110120221121200 its reverse (2121122021011), we get a palindrome (112241343142211).

The spelling of 110120221121200 in words is "one hundred ten trillion, one hundred twenty billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred".