2112423324 has 72 divisors (see below), whose sum is σ = 5442328080. Its totient is φ = 637232640.

The previous prime is 2112423283. The next prime is 2112423331. The reversal of 2112423324 is 4233242112.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2112423294 and 2112423303.

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 23 ways as a sum of consecutive naturals, for example, 329332 + ... + 335684.

It is an arithmetic number, because the mean of its divisors is an integer number (75587890).

Almost surely, 2^2112423324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112423324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2721164040).

2112423324 is an abundant number, since it is smaller than the sum of its proper divisors (3329904756).

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

2112423324 is a wasteful number, since it uses less digits than its factorization.

2112423324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6611 (or 6598 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 2112423324 is about 45961.1066446403. The cubic root of 2112423324 is about 1283.0994476267.

Adding to 2112423324 its reverse (4233242112), we get a palindrome (6345665436).

The spelling of 2112423324 in words is "two billion, one hundred twelve million, four hundred twenty-three thousand, three hundred twenty-four".