12220012012222 has 8 divisors (see below), whose sum is σ = 20948592020976. Its totient is φ = 5237148005232.

The previous prime is 12220012012207. The next prime is 12220012012237. The reversal of 12220012012222 is 22221021002221.

It is an interprime number because it is at equal distance from previous prime (12220012012207) and next prime (12220012012237).

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 12220012012222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436429000423 + ... + 436429000450.

It is an arithmetic number, because the mean of its divisors is an integer number (2618574002622).

Almost surely, 2^{12220012012222} is an apocalyptic number.

12220012012222 is a deficient number, since it is larger than the sum of its proper divisors (8728580008754).

12220012012222 is an equidigital number, since it uses as much as digits as its factorization.

12220012012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872858000882.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12220012012222 its reverse (22221021002221), we get a palindrome (34441033014443).

The spelling of 12220012012222 in words is "twelve trillion, two hundred twenty billion, twelve million, twelve thousand, two hundred twenty-two".