12212193727 has 2 divisors, whose sum is σ = 12212193728. Its totient is φ = 12212193726.

The previous prime is 12212193701. The next prime is 12212193737. The reversal of 12212193727 is 72739121221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12212193727 - 2¹¹ = 12212191679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12212193737) 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, 6106096863 + 6106096864.

It is an arithmetic number, because the mean of its divisors is an integer number (6106096864).

Almost surely, 2^12212193727 is an apocalyptic number.

12212193727 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212193727 is an equidigital number, since it uses as much as digits as its factorization.

12212193727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 37.

The spelling of 12212193727 in words is "twelve billion, two hundred twelve million, one hundred ninety-three thousand, seven hundred twenty-seven".