12193422811 has 2 divisors, whose sum is σ = 12193422812. Its totient is φ = 12193422810.

The previous prime is 12193422739. The next prime is 12193422821. The reversal of 12193422811 is 11822439121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12193422811 - 2¹¹ = 12193420763 is a prime.

It is a super-3 number, since 3×12193422811³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (12193422821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6096711405 + 6096711406.

It is an arithmetic number, because the mean of its divisors is an integer number (6096711406).

Almost surely, 2^12193422811 is an apocalyptic number.

12193422811 is a deficient number, since it is larger than the sum of its proper divisors (1).

12193422811 is an equidigital number, since it uses as much as digits as its factorization.

12193422811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 34.

The spelling of 12193422811 in words is "twelve billion, one hundred ninety-three million, four hundred twenty-two thousand, eight hundred eleven".