110210112200021 has 4 divisors (see below), whose sum is σ = 110210148666912. Its totient is φ = 110210075733132.

The previous prime is 110210112200017. The next prime is 110210112200033. The reversal of 110210112200021 is 120002211012011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110210112200021 - 2² = 110210112200017 is a prime.

It is a super-2 number, since 2×110210112200021² (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 = 110210112199969 and 110210112200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110210112200921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13245275 + ... + 19896168.

It is an arithmetic number, because the mean of its divisors is an integer number (27552537166728).

Almost surely, 2^{110210112200021} is an apocalyptic number.

It is an amenable number.

110210112200021 is a deficient number, since it is larger than the sum of its proper divisors (36466891).

110210112200021 is an equidigital number, since it uses as much as digits as its factorization.

110210112200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36466890.

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

Adding to 110210112200021 its reverse (120002211012011), we get a palindrome (230212323212032).

The spelling of 110210112200021 in words is "one hundred ten trillion, two hundred ten billion, one hundred twelve million, two hundred thousand, twenty-one".