212012210222 has 8 divisors (see below), whose sum is σ = 318167137056. Its totient is φ = 105956497872.

The previous prime is 212012210213. The next prime is 212012210227. The reversal of 212012210222 is 222012210212.

It is a happy number.

212012210222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 212012210222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212012210227) 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, 24798278 + ... + 24806825.

It is an arithmetic number, because the mean of its divisors is an integer number (39770892132).

Almost surely, 2^212012210222 is an apocalyptic number.

212012210222 is a deficient number, since it is larger than the sum of its proper divisors (106154926834).

212012210222 is a wasteful number, since it uses less digits than its factorization.

212012210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49607242.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212012210222 its reverse (222012210212), we get a palindrome (434024420434).

The spelling of 212012210222 in words is "two hundred twelve billion, twelve million, two hundred ten thousand, two hundred twenty-two".