12012200024 has 16 divisors (see below), whose sum is σ = 24570409320. Its totient is φ = 5460090880.

The previous prime is 12012199933. The next prime is 12012200029. The reversal of 12012200024 is 42000221021.

It is a junction number, because it is equal to n+sod(n) for n = 12012199981 and 12012200008.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68251049 + ... + 68251224.

Almost surely, 2^12012200024 is an apocalyptic number.

It is an amenable number.

12012200024 is an abundant number, since it is smaller than the sum of its proper divisors (12558209296).

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

12012200024 is a wasteful number, since it uses less digits than its factorization.

12012200024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136502290 (or 136502286 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12012200024 its reverse (42000221021), we get a palindrome (54012421045).

The spelling of 12012200024 in words is "twelve billion, twelve million, two hundred thousand, twenty-four".