12012200022 has 8 divisors (see below), whose sum is σ = 24024400056. Its totient is φ = 4004066672.

The previous prime is 12012199933. The next prime is 12012200029. The reversal of 12012200022 is 22000221021.

It is a sphenic number, since it is the product of 3 distinct primes.

12012200022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12012199980 and 12012200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012200029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1001016663 + ... + 1001016674.

It is an arithmetic number, because the mean of its divisors is an integer number (3003050007).

Almost surely, 2^12012200022 is an apocalyptic number.

12012200022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12012200022 is a wasteful number, since it uses less digits than its factorization.

12012200022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002033342.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12012200022 its reverse (22000221021), we get a palindrome (34012421043).

The spelling of 12012200022 in words is "twelve billion, twelve million, two hundred thousand, twenty-two".