12222012222122 has 8 divisors (see below), whose sum is σ = 18333079145472. Its totient is φ = 6110985840300.

The previous prime is 12222012222109. The next prime is 12222012222163. The reversal of 12222012222122 is 22122221022221.

12222012222122 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9370154 + ... + 10594517.

It is an arithmetic number, because the mean of its divisors is an integer number (2291634893184).

Almost surely, 2^{12222012222122} is an apocalyptic number.

12222012222122 is a deficient number, since it is larger than the sum of its proper divisors (6111066923350).

12222012222122 is a wasteful number, since it uses less digits than its factorization.

12222012222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20270764.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 12222012222122 its reverse (22122221022221), we get a palindrome (34344233244343).

The spelling of 12222012222122 in words is "twelve trillion, two hundred twenty-two billion, twelve million, two hundred twenty-two thousand, one hundred twenty-two".