12000002221122 has 8 divisors (see below), whose sum is σ = 24000004442256. Its totient is φ = 4000000740372.

The previous prime is 12000002221117. The next prime is 12000002221201. The reversal of 12000002221122 is 22112220000021.

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

12000002221122 is an admirable number.

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, 1000000185088 + ... + 1000000185099.

It is an arithmetic number, because the mean of its divisors is an integer number (3000000555282).

Almost surely, 2^{12000002221122} is an apocalyptic number.

12000002221122 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.

12000002221122 is a wasteful number, since it uses less digits than its factorization.

12000002221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000000370192.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12000002221122 its reverse (22112220000021), we get a palindrome (34112222221143).

The spelling of 12000002221122 in words is "twelve trillion, two million, two hundred twenty-one thousand, one hundred twenty-two".