12222111122022 has 8 divisors (see below), whose sum is σ = 24444222244056. Its totient is φ = 4074037040672.

The previous prime is 12222111121991. The next prime is 12222111122047. The reversal of 12222111122022 is 22022111122221.

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

12222111122022 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 12222111122022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1018509260163 + ... + 1018509260174.

It is an arithmetic number, because the mean of its divisors is an integer number (3055527780507).

Almost surely, 2^{12222111122022} is an apocalyptic number.

12222111122022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12222111122022 is a wasteful number, since it uses less digits than its factorization.

12222111122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037018520342.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 12222111122022 its reverse (22022111122221), we get a palindrome (34244222244243).

The spelling of 12222111122022 in words is "twelve trillion, two hundred twenty-two billion, one hundred eleven million, one hundred twenty-two thousand, twenty-two".