12016105924 has 27 divisors (see below), whose sum is σ = 21991433583. Its totient is φ = 5744421672.

The previous prime is 12016105921. The next prime is 12016105931. The reversal of 12016105924 is 42950161021.

The square root of 12016105924 is 109618.

It is a perfect power (a square), and thus also a powerful number.

12016105924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12016105921) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 5041237 + ... + 5043619.

Almost surely, 2^12016105924 is an apocalyptic number.

12016105924 is the 109618-th square number.

It is an amenable number.

12016105924 is a deficient number, since it is larger than the sum of its proper divisors (9975327659).

12016105924 is an frugal number, since it uses more digits than its factorization.

12016105924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816 (or 2408 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

Adding to 12016105924 its reverse (42950161021), we get a palindrome (54966266945).

The spelling of 12016105924 in words is "twelve billion, sixteen million, one hundred five thousand, nine hundred twenty-four".