12243260422 has 4 divisors (see below), whose sum is σ = 18364890636. Its totient is φ = 6121630210.

The previous prime is 12243260383. The next prime is 12243260429. The reversal of 12243260422 is 22406234221.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243260429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3060815104 + ... + 3060815107.

It is an arithmetic number, because the mean of its divisors is an integer number (4591222659).

Almost surely, 2^12243260422 is an apocalyptic number.

12243260422 is a deficient number, since it is larger than the sum of its proper divisors (6121630214).

12243260422 is an equidigital number, since it uses as much as digits as its factorization.

12243260422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6121630213.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 12243260422 its reverse (22406234221), we get a palindrome (34649494643).

The spelling of 12243260422 in words is "twelve billion, two hundred forty-three million, two hundred sixty thousand, four hundred twenty-two".