200212020021211 has 4 divisors (see below), whose sum is σ = 218413112750424. Its totient is φ = 182010927292000.

The previous prime is 200212020021187. The next prime is 200212020021229. The reversal of 200212020021211 is 112120020212002.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200212020021211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200212029021211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9100546364590 + ... + 9100546364611.

It is an arithmetic number, because the mean of its divisors is an integer number (54603278187606).

Almost surely, 2^{200212020021211} is an apocalyptic number.

200212020021211 is a deficient number, since it is larger than the sum of its proper divisors (18201092729213).

200212020021211 is a wasteful number, since it uses less digits than its factorization.

200212020021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18201092729212.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200212020021211 its reverse (112120020212002), we get a palindrome (312332040233213).

The spelling of 200212020021211 in words is "two hundred trillion, two hundred twelve billion, twenty million, twenty-one thousand, two hundred eleven".