12023544522 has 16 divisors (see below), whose sum is σ = 26233188192. Its totient is φ = 3643498320.

The previous prime is 12023544479. The next prime is 12023544523. The reversal of 12023544522 is 22544532021.

12023544522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12023544522.

It is not an unprimeable number, because it can be changed into a prime (12023544523) 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 7 ways as a sum of consecutive naturals, for example, 91087393 + ... + 91087524.

It is an arithmetic number, because the mean of its divisors is an integer number (1639574262).

Almost surely, 2^12023544522 is an apocalyptic number.

12023544522 is an abundant number, since it is smaller than the sum of its proper divisors (14209643670).

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

12023544522 is a wasteful number, since it uses less digits than its factorization.

12023544522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182174933.

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 12023544522 in words is "twelve billion, twenty-three million, five hundred forty-four thousand, five hundred twenty-two".