12222220120222 has 24 divisors (see below), whose sum is σ = 21381350987880. Its totient is φ = 5224628782800.

The previous prime is 12222220120183. The next prime is 12222220120273. The reversal of 12222220120222 is 22202102222221.

It is a junction number, because it is equal to n+sod(n) for n = 12222220120193 and 12222220120202.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 160265904 + ... + 160342147.

It is an arithmetic number, because the mean of its divisors is an integer number (890889624495).

Almost surely, 2^{12222220120222} is an apocalyptic number.

12222220120222 is a deficient number, since it is larger than the sum of its proper divisors (9159130867658).

12222220120222 is a wasteful number, since it uses less digits than its factorization.

12222220120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320608456 (or 320608449 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 12222220120222 its reverse (22202102222221), we get a palindrome (34424322342443).

The spelling of 12222220120222 in words is "twelve trillion, two hundred twenty-two billion, two hundred twenty million, one hundred twenty thousand, two hundred twenty-two".