12124112 has 80 divisors (see below), whose sum is σ = 31581312. Its totient is φ = 4354560.

The previous prime is 12124097. The next prime is 12124129. The reversal of 12124112 is 21142121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

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

It is a congruent number.

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, 15638 + ... + 16394.

Almost surely, 2^12124112 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 12124112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15790656).

12124112 is an abundant number, since it is smaller than the sum of its proper divisors (19457200).

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

12124112 is a wasteful number, since it uses less digits than its factorization.

12124112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796 (or 790 counting only the distinct ones).

The product of its digits is 32, while the sum is 14.

The square root of 12124112 is about 3481.9695575924. The cubic root of 12124112 is about 229.7294360963.

Adding to 12124112 its reverse (21142121), we get a palindrome (33266233).

Subtracting 12124112 from its reverse (21142121), we obtain a square (9018009 = 3003²).

The spelling of 12124112 in words is "twelve million, one hundred twenty-four thousand, one hundred twelve".