12222000012122 has 8 divisors (see below), whose sum is σ = 18438971117076. Its totient is φ = 6075676306432.

The previous prime is 12222000012073. The next prime is 12222000012139. The reversal of 12222000012122 is 22121000022221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11944565000281 + 277435011841 = 3456091^2 + 526721^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12222000012122.

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, 17661849383 + ... + 17661850074.

Almost surely, 2^{12222000012122} is an apocalyptic number.

12222000012122 is a deficient number, since it is larger than the sum of its proper divisors (6216971104954).

12222000012122 is a wasteful number, since it uses less digits than its factorization.

12222000012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35323699632.

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

Adding to 12222000012122 its reverse (22121000022221), we get a palindrome (34343000034343).

The spelling of 12222000012122 in words is "twelve trillion, two hundred twenty-two billion, twelve thousand, one hundred twenty-two".