12002221220222 has 8 divisors (see below), whose sum is σ = 18003370983096. Its totient is φ = 6001097559192.

The previous prime is 12002221220207. The next prime is 12002221220237. The reversal of 12002221220222 is 22202212220021.

It is an interprime number because it is at equal distance from previous prime (12002221220207) and next prime (12002221220237).

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

It is a junction number, because it is equal to n+sod(n) for n = 12002221220194 and 12002221220203.

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, 5332268 + ... + 7241375.

It is an arithmetic number, because the mean of its divisors is an integer number (2250421372887).

Almost surely, 2^{12002221220222} is an apocalyptic number.

12002221220222 is a deficient number, since it is larger than the sum of its proper divisors (6001149762874).

12002221220222 is a wasteful number, since it uses less digits than its factorization.

12002221220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13050922.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 12002221220222 its reverse (22202212220021), we get a palindrome (34204433440243).

The spelling of 12002221220222 in words is "twelve trillion, two billion, two hundred twenty-one million, two hundred twenty thousand, two hundred twenty-two".