212202022222211 has 6 divisors (see below), whose sum is σ = 246847250340180. Its totient is φ = 181887447618996.

The previous prime is 212202022222159. The next prime is 212202022222217. The reversal of 212202022222211 is 112222220202212.

212202022222211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-212202022222211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212202022222217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2165326757321 + ... + 2165326757418.

It is an arithmetic number, because the mean of its divisors is an integer number (41141208390030).

Almost surely, 2^{212202022222211} is an apocalyptic number.

212202022222211 is a deficient number, since it is larger than the sum of its proper divisors (34645228117969).

212202022222211 is an equidigital number, since it uses as much as digits as its factorization.

212202022222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330653514753 (or 4330653514746 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 212202022222211 its reverse (112222220202212), we get a palindrome (324424242424423).

The spelling of 212202022222211 in words is "two hundred twelve trillion, two hundred two billion, twenty-two million, two hundred twenty-two thousand, two hundred eleven".