212001120211 has 4 divisors (see below), whose sum is σ = 212009905872. Its totient is φ = 211992334552.

The previous prime is 212001120151. The next prime is 212001120229. The reversal of 212001120211 is 112021100212.

212001120211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 212001120211 - 2³⁷ = 74562166739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212001120191 and 212001120200.

It is not an unprimeable number, because it can be changed into a prime (212001120011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4356535 + ... + 4404928.

It is an arithmetic number, because the mean of its divisors is an integer number (53002476468).

Almost surely, 2^212001120211 is an apocalyptic number.

212001120211 is a deficient number, since it is larger than the sum of its proper divisors (8785661).

212001120211 is an equidigital number, since it uses as much as digits as its factorization.

212001120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8785660.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212001120211 its reverse (112021100212), we get a palindrome (324022220423).

It can be divided in two parts, 21200 and 1120211, that added together give a palindrome (1141411).

The spelling of 212001120211 in words is "two hundred twelve billion, one million, one hundred twenty thousand, two hundred eleven".