12210012199993 has 2 divisors, whose sum is σ = 12210012199994. Its totient is φ = 12210012199992.

The previous prime is 12210012199909. The next prime is 12210012200053. The reversal of 12210012199993 is 39999121001221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8763802378384 + 3446209821609 = 2960372^2 + 1856397^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210012199993 - 2¹⁷ = 12210012068921 is a prime.

It is not a weakly prime, because it can be changed into another prime (12210012199493) 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, 6105006099996 + 6105006099997.

It is an arithmetic number, because the mean of its divisors is an integer number (6105006099997).

Almost surely, 2^{12210012199993} is an apocalyptic number.

It is an amenable number.

12210012199993 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210012199993 is an equidigital number, since it uses as much as digits as its factorization.

12210012199993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 49.

The spelling of 12210012199993 in words is "twelve trillion, two hundred ten billion, twelve million, one hundred ninety-nine thousand, nine hundred ninety-three".