12324401422 has 4 divisors (see below), whose sum is σ = 18486602136. Its totient is φ = 6162200710.

The previous prime is 12324401417. The next prime is 12324401459. The reversal of 12324401422 is 22410442321.

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

It is a congruent number.

It is an unprimeable number.

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, 3081100354 + ... + 3081100357.

It is an arithmetic number, because the mean of its divisors is an integer number (4621650534).

Almost surely, 2^12324401422 is an apocalyptic number.

12324401422 is a deficient number, since it is larger than the sum of its proper divisors (6162200714).

12324401422 is an equidigital number, since it uses as much as digits as its factorization.

12324401422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6162200713.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 12324401422 its reverse (22410442321), we get a palindrome (34734843743).

The spelling of 12324401422 in words is "twelve billion, three hundred twenty-four million, four hundred one thousand, four hundred twenty-two".