12224320342 has 16 divisors (see below), whose sum is σ = 19774171872. Its totient is φ = 5634224640.

The previous prime is 12224320319. The next prime is 12224320343. The reversal of 12224320342 is 24302342221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224320343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304459 + ... + 342262.

It is an arithmetic number, because the mean of its divisors is an integer number (1235885742).

Almost surely, 2^12224320342 is an apocalyptic number.

12224320342 is a deficient number, since it is larger than the sum of its proper divisors (7549851530).

12224320342 is a wasteful number, since it uses less digits than its factorization.

12224320342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647463.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12224320342 its reverse (24302342221), we get a palindrome (36526662563).

The spelling of 12224320342 in words is "twelve billion, two hundred twenty-four million, three hundred twenty thousand, three hundred forty-two".