12227518099 has 2 divisors, whose sum is σ = 12227518100. Its totient is φ = 12227518098.

The previous prime is 12227518087. The next prime is 12227518111. The reversal of 12227518099 is 99081572221.

12227518099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (12227518087) and next prime (12227518111).

It is a cyclic number.

It is not a de Polignac number, because 12227518099 - 2¹¹ = 12227516051 is a prime.

It is a super-2 number, since 2×12227518099² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12227518999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113759049 + 6113759050.

It is an arithmetic number, because the mean of its divisors is an integer number (6113759050).

Almost surely, 2^12227518099 is an apocalyptic number.

12227518099 is a deficient number, since it is larger than the sum of its proper divisors (1).

12227518099 is an equidigital number, since it uses as much as digits as its factorization.

12227518099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 46.

The spelling of 12227518099 in words is "twelve billion, two hundred twenty-seven million, five hundred eighteen thousand, ninety-nine".