12123304042322 has 32 divisors (see below), whose sum is σ = 20182488764544. Its totient is φ = 5415483657600.

The previous prime is 12123304042321. The next prime is 12123304042361. The reversal of 12123304042322 is 22324040332121.

It is not an unprimeable number, because it can be changed into a prime (12123304042321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13181054 + ... + 14070777.

It is an arithmetic number, because the mean of its divisors is an integer number (630702773892).

Almost surely, 2^{12123304042322} is an apocalyptic number.

12123304042322 is a deficient number, since it is larger than the sum of its proper divisors (8059184722222).

12123304042322 is a wasteful number, since it uses less digits than its factorization.

12123304042322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27252194.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 12123304042322 its reverse (22324040332121), we get a palindrome (34447344374443).

The spelling of 12123304042322 in words is "twelve trillion, one hundred twenty-three billion, three hundred four million, forty-two thousand, three hundred twenty-two".