12321234571 has 2 divisors, whose sum is σ = 12321234572. Its totient is φ = 12321234570.

The previous prime is 12321234533. The next prime is 12321234581. The reversal of 12321234571 is 17543212321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12321234571 - 2²¹ = 12319137419 is a prime.

It is not a weakly prime, because it can be changed into another prime (12321234581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160617285 + 6160617286.

It is an arithmetic number, because the mean of its divisors is an integer number (6160617286).

Almost surely, 2^12321234571 is an apocalyptic number.

12321234571 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321234571 is an equidigital number, since it uses as much as digits as its factorization.

12321234571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

Adding to 12321234571 its reverse (17543212321), we get a palindrome (29864446892).

The spelling of 12321234571 in words is "twelve billion, three hundred twenty-one million, two hundred thirty-four thousand, five hundred seventy-one".