12224310142 has 16 divisors (see below), whose sum is σ = 20044174464. Its totient is φ = 5545183000.

The previous prime is 12224310121. The next prime is 12224310209. The reversal of 12224310142 is 24101342221.

12224310142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555034 + ... + 576637.

It is an arithmetic number, because the mean of its divisors is an integer number (1252760904).

Almost surely, 2^12224310142 is an apocalyptic number.

12224310142 is a deficient number, since it is larger than the sum of its proper divisors (7819864322).

12224310142 is a wasteful number, since it uses less digits than its factorization.

12224310142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132175.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12224310142 its reverse (24101342221), we get a palindrome (36325652363).

The spelling of 12224310142 in words is "twelve billion, two hundred twenty-four million, three hundred ten thousand, one hundred forty-two".