12012000212200 has 48 divisors (see below), whose sum is σ = 28522111164480. Its totient is φ = 4702570292160.

The previous prime is 12012000212137. The next prime is 12012000212207. The reversal of 12012000212200 is 221200021021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12012000212207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 638926782 + ... + 638945581.

It is an arithmetic number, because the mean of its divisors is an integer number (594210649260).

Almost surely, 2^{12012000212200} is an apocalyptic number.

12012000212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012000212200 is an abundant number, since it is smaller than the sum of its proper divisors (16510110952280).

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

12012000212200 is a wasteful number, since it uses less digits than its factorization.

12012000212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277872426 (or 1277872417 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12012000212200 its reverse (221200021021), we get a palindrome (12233200233221).

The spelling of 12012000212200 in words is "twelve trillion, twelve billion, two hundred twelve thousand, two hundred".