12211120222 has 32 divisors (see below), whose sum is σ = 22282732800. Its totient is φ = 4902182208.

The previous prime is 12211120199. The next prime is 12211120237. The reversal of 12211120222 is 22202111221.

It is a happy number.

It is a super-2 number, since 2×12211120222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12211120196 and 12211120205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234228 + ... + 281575.

It is an arithmetic number, because the mean of its divisors is an integer number (696335400).

Almost surely, 2^12211120222 is an apocalyptic number.

12211120222 is a deficient number, since it is larger than the sum of its proper divisors (10071612578).

12211120222 is a wasteful number, since it uses less digits than its factorization.

12211120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515920.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12211120222 its reverse (22202111221), we get a palindrome (34413231443).

Subtracting 12211120222 from its reverse (22202111221), we obtain a palindrome (9990990999).

The spelling of 12211120222 in words is "twelve billion, two hundred eleven million, one hundred twenty thousand, two hundred twenty-two".