12321011423104 has 32 divisors (see below), whose sum is σ = 24548263716240. Its totient is φ = 6159878568960.

The previous prime is 12321011423087. The next prime is 12321011423107. The reversal of 12321011423104 is 40132411012321.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321011423107) 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, 3636012 + ... + 6153259.

Almost surely, 2^{12321011423104} is an apocalyptic number.

It is an amenable number.

12321011423104 is a deficient number, since it is larger than the sum of its proper divisors (12227252293136).

12321011423104 is an frugal number, since it uses more digits than its factorization.

12321011423104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9799118 (or 9799106 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 12321011423104 its reverse (40132411012321), we get a palindrome (52453422435425).

The spelling of 12321011423104 in words is "twelve trillion, three hundred twenty-one billion, eleven million, four hundred twenty-three thousand, one hundred four".