12322403120 has 20 divisors (see below), whose sum is σ = 28649587440. Its totient is φ = 4928961216.

The previous prime is 12322403113. The next prime is 12322403129. The reversal of 12322403120 is 2130422321.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12322403092 and 12322403101.

It is not an unprimeable number, because it can be changed into a prime (12322403129) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 77014940 + ... + 77015099.

It is an arithmetic number, because the mean of its divisors is an integer number (1432479372).

Almost surely, 2^12322403120 is an apocalyptic number.

12322403120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12322403120 is an abundant number, since it is smaller than the sum of its proper divisors (16327184320).

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

12322403120 is a wasteful number, since it uses less digits than its factorization.

12322403120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154030052 (or 154030046 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12322403120 its reverse (2130422321), we get a palindrome (14452825441).

The spelling of 12322403120 in words is "twelve billion, three hundred twenty-two million, four hundred three thousand, one hundred twenty".