212002122210211 has 4 divisors (see below), whose sum is σ = 221219605784592. Its totient is φ = 202784638635832.

The previous prime is 212002122210199. The next prime is 212002122210227. The reversal of 212002122210211 is 112012221200212.

212002122210211 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 a de Polignac number, because none of the positive numbers 2^k-212002122210211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212002122210611) 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, 4608741787156 + ... + 4608741787201.

It is an arithmetic number, because the mean of its divisors is an integer number (55304901446148).

Almost surely, 2^{212002122210211} is an apocalyptic number.

212002122210211 is a deficient number, since it is larger than the sum of its proper divisors (9217483574381).

212002122210211 is an equidigital number, since it uses as much as digits as its factorization.

212002122210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9217483574380.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212002122210211 its reverse (112012221200212), we get a palindrome (324014343410423).

The spelling of 212002122210211 in words is "two hundred twelve trillion, two billion, one hundred twenty-two million, two hundred ten thousand, two hundred eleven".