12002120002222 has 16 divisors (see below), whose sum is σ = 21238774566912. Its totient is φ = 4977837788760.

The previous prime is 12002120002199. The next prime is 12002120002237. The reversal of 12002120002222 is 22220002120021.

It is a junction number, because it is equal to n+sod(n) for n = 12002120002196 and 12002120002205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13827326758 + ... + 13827327625.

It is an arithmetic number, because the mean of its divisors is an integer number (1327423410432).

Almost surely, 2^{12002120002222} is an apocalyptic number.

12002120002222 is a deficient number, since it is larger than the sum of its proper divisors (9236654564690).

12002120002222 is a wasteful number, since it uses less digits than its factorization.

12002120002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27654654423.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12002120002222 its reverse (22220002120021), we get a palindrome (34222122122243).

The spelling of 12002120002222 in words is "twelve trillion, two billion, one hundred twenty million, two thousand, two hundred twenty-two".