12229312871 has 2 divisors, whose sum is σ = 12229312872. Its totient is φ = 12229312870.

The previous prime is 12229312861. The next prime is 12229312883. The reversal of 12229312871 is 17821392221.

12229312871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12229312871 - 2¹⁴ = 12229296487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12229312811) 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 as a sum of consecutive naturals, namely, 6114656435 + 6114656436.

It is an arithmetic number, because the mean of its divisors is an integer number (6114656436).

Almost surely, 2^12229312871 is an apocalyptic number.

12229312871 is a deficient number, since it is larger than the sum of its proper divisors (1).

12229312871 is an equidigital number, since it uses as much as digits as its factorization.

12229312871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 38.

The spelling of 12229312871 in words is "twelve billion, two hundred twenty-nine million, three hundred twelve thousand, eight hundred seventy-one".