12000112011 has 28 divisors (see below), whose sum is σ = 18296951160. Its totient is φ = 7864452000.

The previous prime is 12000111833. The next prime is 12000112021. The reversal of 12000112011 is 11021100021.

It is a happy number.

12000112011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12000112011 - 2⁹ = 12000111499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 12000111984 and 12000112002.

It is not an unprimeable number, because it can be changed into a prime (12000112021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 96490 + ... + 182511.

Almost surely, 2^12000112011 is an apocalyptic number.

12000112011 is a deficient number, since it is larger than the sum of its proper divisors (6296839149).

12000112011 is an frugal number, since it uses more digits than its factorization.

12000112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279078 (or 279063 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 12000112011 its reverse (11021100021), we get a palindrome (23021212032).

The spelling of 12000112011 in words is "twelve billion, one hundred twelve thousand, eleven".