12132344224 has 96 divisors (see below), whose sum is σ = 32070197376. Its totient is φ = 4363269120.

The previous prime is 12132344173. The next prime is 12132344239. The reversal of 12132344224 is 42244323121.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 12132344192 and 12132344201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157347 + ... + 221410.

It is an arithmetic number, because the mean of its divisors is an integer number (334064556).

Almost surely, 2^12132344224 is an apocalyptic number.

12132344224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12132344224 is an abundant number, since it is smaller than the sum of its proper divisors (19937853152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12132344224 is a wasteful number, since it uses less digits than its factorization.

12132344224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378798 (or 378790 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

Adding to 12132344224 its reverse (42244323121), we get a palindrome (54376667345).

The spelling of 12132344224 in words is "twelve billion, one hundred thirty-two million, three hundred forty-four thousand, two hundred twenty-four".