12322120040 has 32 divisors (see below), whose sum is σ = 27762151680. Its totient is φ = 4922202432.

The previous prime is 12322120021. The next prime is 12322120051. The reversal of 12322120040 is 4002122321.

12322120040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 177584 + ... + 237023.

It is an arithmetic number, because the mean of its divisors is an integer number (867567240).

Almost surely, 2^12322120040 is an apocalyptic number.

12322120040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12322120040 is an abundant number, since it is smaller than the sum of its proper divisors (15440031640).

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

12322120040 is a wasteful number, since it uses less digits than its factorization.

12322120040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415361 (or 415357 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12322120040 its reverse (4002122321), we get a palindrome (16324242361).

The spelling of 12322120040 in words is "twelve billion, three hundred twenty-two million, one hundred twenty thousand, forty".