12234112987 has 2 divisors, whose sum is σ = 12234112988. Its totient is φ = 12234112986.

The previous prime is 12234112963. The next prime is 12234113027. The reversal of 12234112987 is 78921143221.

It is an a-pointer prime, because the next prime (12234113027) can be obtained adding 12234112987 to its sum of digits (40).

It is a weak prime.

It is an emirp because it is prime and its reverse (78921143221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12234112987 is a prime.

It is not a weakly prime, because it can be changed into another prime (12234113987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6117056493 + 6117056494.

It is an arithmetic number, because the mean of its divisors is an integer number (6117056494).

Almost surely, 2^12234112987 is an apocalyptic number.

12234112987 is a deficient number, since it is larger than the sum of its proper divisors (1).

12234112987 is an equidigital number, since it uses as much as digits as its factorization.

12234112987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 40.

The spelling of 12234112987 in words is "twelve billion, two hundred thirty-four million, one hundred twelve thousand, nine hundred eighty-seven".