12114432217 has 2 divisors, whose sum is σ = 12114432218. Its totient is φ = 12114432216.

The previous prime is 12114432199. The next prime is 12114432221. The reversal of 12114432217 is 71223441121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8743933081 + 3370499136 = 93509^2 + 58056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12114432217 is a prime.

It is a super-3 number, since 3×12114432217³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (12114432227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6057216108 + 6057216109.

It is an arithmetic number, because the mean of its divisors is an integer number (6057216109).

Almost surely, 2^12114432217 is an apocalyptic number.

It is an amenable number.

12114432217 is a deficient number, since it is larger than the sum of its proper divisors (1).

12114432217 is an equidigital number, since it uses as much as digits as its factorization.

12114432217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 28.

Adding to 12114432217 its reverse (71223441121), we get a palindrome (83337873338).

The spelling of 12114432217 in words is "twelve billion, one hundred fourteen million, four hundred thirty-two thousand, two hundred seventeen".