201211202110211 has 8 divisors (see below), whose sum is σ = 206127341454384. Its totient is φ = 196295469863680.

The previous prime is 201211202110157. The next prime is 201211202110213. The reversal of 201211202110211 is 112011202112102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201211202110211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201211202110211.

It is not an unprimeable number, because it can be changed into a prime (201211202110213) 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, 100773701 + ... + 102750966.

It is an arithmetic number, because the mean of its divisors is an integer number (25765917681798).

Almost surely, 2^{201211202110211} is an apocalyptic number.

201211202110211 is a deficient number, since it is larger than the sum of its proper divisors (4916139344173).

201211202110211 is a wasteful number, since it uses less digits than its factorization.

201211202110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203548821.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201211202110211 its reverse (112011202112102), we get a palindrome (313222404222313).

The spelling of 201211202110211 in words is "two hundred one trillion, two hundred eleven billion, two hundred two million, one hundred ten thousand, two hundred eleven".