12232330524 has 72 divisors (see below), whose sum is σ = 31798494000. Its totient is φ = 3963235584.

The previous prime is 12232330519. The next prime is 12232330541. The reversal of 12232330524 is 42503323221.

12232330524 is a `hidden beast` number, since 12 + 2 + 323 + 305 + 24 = 666.

It is a super-2 number, since 2×12232330524² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156682 + ... + 221390.

It is an arithmetic number, because the mean of its divisors is an integer number (441645750).

Almost surely, 2^12232330524 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 12232330524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15899247000).

12232330524 is an abundant number, since it is smaller than the sum of its proper divisors (19566163476).

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

12232330524 is a wasteful number, since it uses less digits than its factorization.

12232330524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64867 (or 64862 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 12232330524 its reverse (42503323221), we get a palindrome (54735653745).

The spelling of 12232330524 in words is "twelve billion, two hundred thirty-two million, three hundred thirty thousand, five hundred twenty-four".