12240234271 has 2 divisors, whose sum is σ = 12240234272. Its totient is φ = 12240234270.

The previous prime is 12240234257. The next prime is 12240234313. The reversal of 12240234271 is 17243204221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12240234271 - 2⁵ = 12240234239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12240234371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6120117135 + 6120117136.

It is an arithmetic number, because the mean of its divisors is an integer number (6120117136).

Almost surely, 2^12240234271 is an apocalyptic number.

12240234271 is a deficient number, since it is larger than the sum of its proper divisors (1).

12240234271 is an equidigital number, since it uses as much as digits as its factorization.

12240234271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 12240234271 its reverse (17243204221), we get a palindrome (29483438492).

The spelling of 12240234271 in words is "twelve billion, two hundred forty million, two hundred thirty-four thousand, two hundred seventy-one".