12011320024 has 32 divisors (see below), whose sum is σ = 24715756800. Its totient is φ = 5426991520.

The previous prime is 12011320019. The next prime is 12011320031. The reversal of 12011320024 is 42002311021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393964 + ... + 423355.

It is an arithmetic number, because the mean of its divisors is an integer number (772367400).

Almost surely, 2^12011320024 is an apocalyptic number.

It is an amenable number.

12011320024 is an abundant number, since it is smaller than the sum of its proper divisors (12704436776).

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

12011320024 is a wasteful number, since it uses less digits than its factorization.

12011320024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817503 (or 817499 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12011320024 its reverse (42002311021), we get a palindrome (54013631045).

The spelling of 12011320024 in words is "twelve billion, eleven million, three hundred twenty thousand, twenty-four".