110002101200021 has 8 divisors (see below), whose sum is σ = 113797749663000. Its totient is φ = 106206617574400.

The previous prime is 110002101199997. The next prime is 110002101200059. The reversal of 110002101200021 is 120002101200011.

It can be written as a sum of positive squares in 4 ways, for example, as 996181651921 + 109005919548100 = 998089^2 + 10440590^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110002101200021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110002101199975 and 110002101200011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110002101205021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39850880 + ... + 42521721.

It is an arithmetic number, because the mean of its divisors is an integer number (14224718707875).

Almost surely, 2^{110002101200021} is an apocalyptic number.

It is an amenable number.

110002101200021 is a deficient number, since it is larger than the sum of its proper divisors (3795648462979).

110002101200021 is an equidigital number, since it uses as much as digits as its factorization.

110002101200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82418679.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 110002101200021 its reverse (120002101200011), we get a palindrome (230004202400032).

The spelling of 110002101200021 in words is "one hundred ten trillion, two billion, one hundred one million, two hundred thousand, twenty-one".