12012220302200 has 24 divisors (see below), whose sum is σ = 27928412203080. Its totient is φ = 4804888120800.

The previous prime is 12012220302167. The next prime is 12012220302253. The reversal of 12012220302200 is 220302221021.

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 in 5 ways as a sum of consecutive naturals, for example, 30030550556 + ... + 30030550955.

It is an arithmetic number, because the mean of its divisors is an integer number (1163683841795).

Almost surely, 2^{12012220302200} is an apocalyptic number.

12012220302200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012220302200 is an abundant number, since it is smaller than the sum of its proper divisors (15916191900880).

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

12012220302200 is a wasteful number, since it uses less digits than its factorization.

12012220302200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60061101527 (or 60061101518 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12012220302200 its reverse (220302221021), we get a palindrome (12232522523221).

The spelling of 12012220302200 in words is "twelve trillion, twelve billion, two hundred twenty million, three hundred two thousand, two hundred".