200112201010221 has 4 divisors (see below), whose sum is σ = 266816268013632. Its totient is φ = 133408134006812.

The previous prime is 200112201010157. The next prime is 200112201010223. The reversal of 200112201010221 is 122010102211002.

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 200112201010221 - 2⁶ = 200112201010157 is a prime.

It is a super-2 number, since 2×200112201010221² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200112201010221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200112201010223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33352033501701 + ... + 33352033501706.

It is an arithmetic number, because the mean of its divisors is an integer number (66704067003408).

Almost surely, 2^{200112201010221} is an apocalyptic number.

It is an amenable number.

200112201010221 is a deficient number, since it is larger than the sum of its proper divisors (66704067003411).

200112201010221 is an equidigital number, since it uses as much as digits as its factorization.

200112201010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66704067003410.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200112201010221 its reverse (122010102211002), we get a palindrome (322122303221223).

The spelling of 200112201010221 in words is "two hundred trillion, one hundred twelve billion, two hundred one million, ten thousand, two hundred twenty-one".