212200112212211 has 4 divisors (see below), whose sum is σ = 213870979237632. Its totient is φ = 210529245186792.

The previous prime is 212200112212183. The next prime is 212200112212247. The reversal of 212200112212211 is 112212211002212.

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-212200112212211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212200112215211) 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, 835433512520 + ... + 835433512773.

It is an arithmetic number, because the mean of its divisors is an integer number (53467744809408).

Almost surely, 2^{212200112212211} is an apocalyptic number.

212200112212211 is a deficient number, since it is larger than the sum of its proper divisors (1670867025421).

212200112212211 is a wasteful number, since it uses less digits than its factorization.

212200112212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670867025420.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 212200112212211 its reverse (112212211002212), we get a palindrome (324412323214423).

The spelling of 212200112212211 in words is "two hundred twelve trillion, two hundred billion, one hundred twelve million, two hundred twelve thousand, two hundred eleven".