12002020221229 has 2 divisors, whose sum is σ = 12002020221230. Its totient is φ = 12002020221228.

The previous prime is 12002020221157. The next prime is 12002020221239. The reversal of 12002020221229 is 92212202020021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9529735698729 + 2472284522500 = 3087027^2 + 1572350^2 .

It is an emirp because it is prime and its reverse (92212202020021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12002020221229 - 2¹³ = 12002020213037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12002020221239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001010110614 + 6001010110615.

It is an arithmetic number, because the mean of its divisors is an integer number (6001010110615).

Almost surely, 2^{12002020221229} is an apocalyptic number.

It is an amenable number.

12002020221229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002020221229 is an equidigital number, since it uses as much as digits as its factorization.

12002020221229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 12002020221229 in words is "twelve trillion, two billion, twenty million, two hundred twenty-one thousand, two hundred twenty-nine".