12212000122012 has 24 divisors (see below), whose sum is σ = 22300298752032. Its totient is φ = 5840489160000.

The previous prime is 12212000121977. The next prime is 12212000122097. The reversal of 12212000122012 is 21022100021221.

It is a happy number.

It is a super-2 number, since 2×12212000122012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27517962 + ... + 27958222.

It is an arithmetic number, because the mean of its divisors is an integer number (929179114668).

Almost surely, 2^{12212000122012} is an apocalyptic number.

It is an amenable number.

12212000122012 is a deficient number, since it is larger than the sum of its proper divisors (10088298630020).

12212000122012 is a wasteful number, since it uses less digits than its factorization.

12212000122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741789 (or 741787 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12212000122012 its reverse (21022100021221), we get a palindrome (33234100143233).

The spelling of 12212000122012 in words is "twelve trillion, two hundred twelve billion, one hundred twenty-two thousand, twelve".