12210221000993 has 2 divisors, whose sum is σ = 12210221000994. Its totient is φ = 12210221000992.

The previous prime is 12210221000909. The next prime is 12210221001019. The reversal of 12210221000993 is 39900012201221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11882684554129 + 327536446864 = 3447127^2 + 572308^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210221000993 - 2¹⁰ = 12210220999969 is a prime.

It is not a weakly prime, because it can be changed into another prime (12210221000903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105110500496 + 6105110500497.

It is an arithmetic number, because the mean of its divisors is an integer number (6105110500497).

Almost surely, 2^{12210221000993} is an apocalyptic number.

It is an amenable number.

12210221000993 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210221000993 is an equidigital number, since it uses as much as digits as its factorization.

12210221000993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 12210221000993 in words is "twelve trillion, two hundred ten billion, two hundred twenty-one million, nine hundred ninety-three", and thus it is an aban number.