12224312342 has 8 divisors (see below), whose sum is σ = 20003420232. Its totient is φ = 5556505600.

The previous prime is 12224312329. The next prime is 12224312381. The reversal of 12224312342 is 24321342221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277825259 + ... + 277825302.

It is an arithmetic number, because the mean of its divisors is an integer number (2500427529).

Almost surely, 2^12224312342 is an apocalyptic number.

12224312342 is a deficient number, since it is larger than the sum of its proper divisors (7779107890).

12224312342 is a wasteful number, since it uses less digits than its factorization.

12224312342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555650574.

The product of its digits is 4608, while the sum is 26.

Adding to 12224312342 its reverse (24321342221), we get a palindrome (36545654563).

The spelling of 12224312342 in words is "twelve billion, two hundred twenty-four million, three hundred twelve thousand, three hundred forty-two".