200002110221 has 4 divisors (see below), whose sum is σ = 211766940252. Its totient is φ = 188237280192.

The previous prime is 200002110211. The next prime is 200002110223. The reversal of 200002110221 is 122011200002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79558407721 + 120443702500 = 282061^2 + 347050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200002110221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002110223) 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, 5882414990 + ... + 5882415023.

It is an arithmetic number, because the mean of its divisors is an integer number (52941735063).

Almost surely, 2^200002110221 is an apocalyptic number.

It is an amenable number.

200002110221 is a deficient number, since it is larger than the sum of its proper divisors (11764830031).

200002110221 is a wasteful number, since it uses less digits than its factorization.

200002110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11764830030.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200002110221 its reverse (122011200002), we get a palindrome (322013310223).

The spelling of 200002110221 in words is "two hundred billion, two million, one hundred ten thousand, two hundred twenty-one".