12322881138 has 8 divisors (see below), whose sum is σ = 24645762288. Its totient is φ = 4107627044.

The previous prime is 12322881127. The next prime is 12322881139. The reversal of 12322881138 is 83118822321.

12322881138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12322881138 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12322881096 and 12322881105.

It is not an unprimeable number, because it can be changed into a prime (12322881139) 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 3 ways as a sum of consecutive naturals, for example, 1026906756 + ... + 1026906767.

It is an arithmetic number, because the mean of its divisors is an integer number (3080720286).

Almost surely, 2^12322881138 is an apocalyptic number.

12322881138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12322881138 is a wasteful number, since it uses less digits than its factorization.

12322881138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053813528.

The product of its digits is 36864, while the sum is 39.

The spelling of 12322881138 in words is "twelve billion, three hundred twenty-two million, eight hundred eighty-one thousand, one hundred thirty-eight".