12021212000071 has 2 divisors, whose sum is σ = 12021212000072. Its totient is φ = 12021212000070.

The previous prime is 12021212000011. The next prime is 12021212000087. The reversal of 12021212000071 is 17000021212021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12021212000071 - 2⁴¹ = 9822188744519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12021212000011) 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, 6010606000035 + 6010606000036.

It is an arithmetic number, because the mean of its divisors is an integer number (6010606000036).

Almost surely, 2^{12021212000071} is an apocalyptic number.

12021212000071 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021212000071 is an equidigital number, since it uses as much as digits as its factorization.

12021212000071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 12021212000071 its reverse (17000021212021), we get a palindrome (29021233212092).

The spelling of 12021212000071 in words is "twelve trillion, twenty-one billion, two hundred twelve million, seventy-one", and thus it is an aban number.