12001112222 has 8 divisors (see below), whose sum is σ = 19638183672. Its totient is φ = 5455051000.

The previous prime is 12001112203. The next prime is 12001112251. The reversal of 12001112222 is 22221110021.

12001112222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 12001112197 and 12001112206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272752529 + ... + 272752572.

It is an arithmetic number, because the mean of its divisors is an integer number (2454772959).

Almost surely, 2^12001112222 is an apocalyptic number.

12001112222 is a deficient number, since it is larger than the sum of its proper divisors (7637071450).

12001112222 is a wasteful number, since it uses less digits than its factorization.

12001112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545505114.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12001112222 its reverse (22221110021), we get a palindrome (34222222243).

The spelling of 12001112222 in words is "twelve billion, one million, one hundred twelve thousand, two hundred twenty-two".