220012211222 has 32 divisors (see below), whose sum is σ = 348018600384. Its totient is φ = 104108083200.

The previous prime is 220012211207. The next prime is 220012211227. The reversal of 220012211222 is 222112210022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 220012211222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220012211227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25165772 + ... + 25174512.

It is an arithmetic number, because the mean of its divisors is an integer number (10875581262).

Almost surely, 2^220012211222 is an apocalyptic number.

220012211222 is a deficient number, since it is larger than the sum of its proper divisors (128006389162).

220012211222 is a wasteful number, since it uses less digits than its factorization.

220012211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14504.

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

Adding to 220012211222 its reverse (222112210022), we get a palindrome (442124421244).

The spelling of 220012211222 in words is "two hundred twenty billion, twelve million, two hundred eleven thousand, two hundred twenty-two".