12012002112212 has 6 divisors (see below), whose sum is σ = 21021003696378. Its totient is φ = 6006001056104.

The previous prime is 12012002112203. The next prime is 12012002112239. The reversal of 12012002112212 is 21221120021021.

It can be written as a sum of positive squares in only one way, i.e., 11045878249156 + 966123863056 = 3323534^2 + 982916^2 .

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 as a sum of consecutive naturals, namely, 1501500264023 + ... + 1501500264030.

It is an arithmetic number, because the mean of its divisors is an integer number (3503500616063).

Almost surely, 2^{12012002112212} is an apocalyptic number.

It is an amenable number.

12012002112212 is a deficient number, since it is larger than the sum of its proper divisors (9009001584166).

12012002112212 is a wasteful number, since it uses less digits than its factorization.

12012002112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003000528057 (or 3003000528055 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12012002112212 its reverse (21221120021021), we get a palindrome (33233122133233).

The spelling of 12012002112212 in words is "twelve trillion, twelve billion, two million, one hundred twelve thousand, two hundred twelve".