110200202121 has 4 divisors (see below), whose sum is σ = 146933602832. Its totient is φ = 73466801412.

The previous prime is 110200202111. The next prime is 110200202143. The reversal of 110200202121 is 121202002011.

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 not a de Polignac number, because 110200202121 - 2⁵ = 110200202089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 110200202097 and 110200202106.

It is not an unprimeable number, because it can be changed into a prime (110200202111) 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 3 ways as a sum of consecutive naturals, for example, 18366700351 + ... + 18366700356.

It is an arithmetic number, because the mean of its divisors is an integer number (36733400708).

Almost surely, 2^110200202121 is an apocalyptic number.

It is an amenable number.

110200202121 is a deficient number, since it is larger than the sum of its proper divisors (36733400711).

110200202121 is an equidigital number, since it uses as much as digits as its factorization.

110200202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36733400710.

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

Adding to 110200202121 its reverse (121202002011), we get a palindrome (231402204132).

The spelling of 110200202121 in words is "one hundred ten billion, two hundred million, two hundred two thousand, one hundred twenty-one".