12220000212012 has 48 divisors (see below), whose sum is σ = 29762842889472. Its totient is φ = 3894948763200.

The previous prime is 12220000211981. The next prime is 12220000212023. The reversal of 12220000212012 is 21021200002221.

It is a junction number, because it is equal to n+sod(n) for n = 12220000211982 and 12220000212000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6451114 + ... + 8127537.

It is an arithmetic number, because the mean of its divisors is an integer number (620059226864).

Almost surely, 2^{12220000212012} is an apocalyptic number.

12220000212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12220000212012 is an abundant number, since it is smaller than the sum of its proper divisors (17542842677460).

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

12220000212012 is a wasteful number, since it uses less digits than its factorization.

12220000212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14581718 (or 14581716 counting only the distinct ones).

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

Adding to 12220000212012 its reverse (21021200002221), we get a palindrome (33241200214233).

The spelling of 12220000212012 in words is "twelve trillion, two hundred twenty billion, two hundred twelve thousand, twelve".