110201121200021 has 16 divisors (see below), whose sum is σ = 110909268707328. Its totient is φ = 109495654329600.

The previous prime is 110201121200011. The next prime is 110201121200029. The reversal of 110201121200021 is 120002121102011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110201121200021 is a prime.

It is a super-2 number, since 2×110201121200021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110201121199969 and 110201121200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110201121200029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140216876 + ... + 141000618.

It is an arithmetic number, because the mean of its divisors is an integer number (6931829294208).

Almost surely, 2^{110201121200021} is an apocalyptic number.

It is an amenable number.

110201121200021 is a deficient number, since it is larger than the sum of its proper divisors (708147507307).

110201121200021 is an equidigital number, since it uses as much as digits as its factorization.

110201121200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785452.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110201121200021 its reverse (120002121102011), we get a palindrome (230203242302032).

The spelling of 110201121200021 in words is "one hundred ten trillion, two hundred one billion, one hundred twenty-one million, two hundred thousand, twenty-one".