12224231343 has 32 divisors (see below), whose sum is σ = 19091993600. Its totient is φ = 7708877568.

The previous prime is 12224231311. The next prime is 12224231353. The reversal of 12224231343 is 34313242221.

12224231343 is a `hidden beast` number, since 1 + 222 + 423 + 13 + 4 + 3 = 666.

It is not a de Polignac number, because 12224231343 - 2⁵ = 12224231311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224231353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 327546 + ... + 362952.

It is an arithmetic number, because the mean of its divisors is an integer number (596624800).

Almost surely, 2^12224231343 is an apocalyptic number.

12224231343 is a deficient number, since it is larger than the sum of its proper divisors (6867762257).

12224231343 is a wasteful number, since it uses less digits than its factorization.

12224231343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36108 (or 36102 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 12224231343 its reverse (34313242221), we get a palindrome (46537473564).

The spelling of 12224231343 in words is "twelve billion, two hundred twenty-four million, two hundred thirty-one thousand, three hundred forty-three".