110221200021 has 8 divisors (see below), whose sum is σ = 146964071520. Its totient is φ = 73479564272.

The previous prime is 110221200013. The next prime is 110221200031. The reversal of 110221200021 is 120002122011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110221200021 - 2³ = 110221200013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221200031) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 75651 + ... + 475568.

It is an arithmetic number, because the mean of its divisors is an integer number (18370508940).

Almost surely, 2^110221200021 is an apocalyptic number.

It is an amenable number.

110221200021 is a deficient number, since it is larger than the sum of its proper divisors (36742871499).

110221200021 is an equidigital number, since it uses as much as digits as its factorization.

110221200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617875.

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

Adding to 110221200021 its reverse (120002122011), we get a palindrome (230223322032).

The spelling of 110221200021 in words is "one hundred ten billion, two hundred twenty-one million, two hundred thousand, twenty-one".