12000021000112 has 10 divisors (see below), whose sum is σ = 23250040687748. Its totient is φ = 6000010500048.

The previous prime is 12000021000073. The next prime is 12000021000113. The reversal of 12000021000112 is 21100012000021.

It is not an unprimeable number, because it can be changed into a prime (12000021000113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 375000656238 + ... + 375000656269.

Almost surely, 2^{12000021000112} is an apocalyptic number.

It is an amenable number.

12000021000112 is a deficient number, since it is larger than the sum of its proper divisors (11250019687636).

12000021000112 is an equidigital number, since it uses as much as digits as its factorization.

12000021000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750001312515 (or 750001312509 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12000021000112 its reverse (21100012000021), we get a palindrome (33100033000133).

Subtracting 12000021000112 from its reverse (21100012000021), we obtain a palindrome (9099990999909).

The spelling of 12000021000112 in words is "twelve trillion, twenty-one million, one hundred twelve", and thus it is an aban number.