12002201012222 has 4 divisors (see below), whose sum is σ = 18003301518336. Its totient is φ = 6001100506110.

The previous prime is 12002201012161. The next prime is 12002201012227. The reversal of 12002201012222 is 22221010220021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12002201012222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002201012227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000550253054 + ... + 3000550253057.

It is an arithmetic number, because the mean of its divisors is an integer number (4500825379584).

Almost surely, 2^{12002201012222} is an apocalyptic number.

12002201012222 is a deficient number, since it is larger than the sum of its proper divisors (6001100506114).

12002201012222 is an equidigital number, since it uses as much as digits as its factorization.

12002201012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6001100506113.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12002201012222 its reverse (22221010220021), we get a palindrome (34223211232243).

The spelling of 12002201012222 in words is "twelve trillion, two billion, two hundred one million, twelve thousand, two hundred twenty-two".