212222133122 has 8 divisors (see below), whose sum is σ = 328602012672. Its totient is φ = 102688128900.

The previous prime is 212222133121. The next prime is 212222133163. The reversal of 212222133122 is 221331222212.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (212222133121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1711468754 + ... + 1711468877.

It is an arithmetic number, because the mean of its divisors is an integer number (41075251584).

Almost surely, 2^212222133122 is an apocalyptic number.

212222133122 is a deficient number, since it is larger than the sum of its proper divisors (116379879550).

212222133122 is a wasteful number, since it uses less digits than its factorization.

212222133122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422937664.

The product of its digits is 1152, while the sum is 23.

Adding to 212222133122 its reverse (221331222212), we get a palindrome (433553355334).

The spelling of 212222133122 in words is "two hundred twelve billion, two hundred twenty-two million, one hundred thirty-three thousand, one hundred twenty-two".