200211221121211 has 8 divisors (see below), whose sum is σ = 206669816838144. Its totient is φ = 193752635981160.

The previous prime is 200211221121167. The next prime is 200211221121217. The reversal of 200211221121211 is 112121122112002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200211221121211 - 2²⁵ = 200211187566779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200211221121217) 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, 57642606 + ... + 61017148.

It is an arithmetic number, because the mean of its divisors is an integer number (25833727104768).

Almost surely, 2^{200211221121211} is an apocalyptic number.

200211221121211 is a deficient number, since it is larger than the sum of its proper divisors (6458595716933).

200211221121211 is a wasteful number, since it uses less digits than its factorization.

200211221121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288441.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 200211221121211 its reverse (112121122112002), we get a palindrome (312332343233213).

The spelling of 200211221121211 in words is "two hundred trillion, two hundred eleven billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred eleven".