12321403004412 has 36 divisors (see below), whose sum is σ = 31220102320680. Its totient is φ = 4097332099872.

The previous prime is 12321403004399. The next prime is 12321403004441. The reversal of 12321403004412 is 21440030412321.

12321403004412 is a `hidden beast` number, since 1 + 2 + 3 + 214 + 0 + 3 + 0 + 0 + 441 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408411163 + ... + 408441330.

Almost surely, 2^{12321403004412} is an apocalyptic number.

12321403004412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12321403004412 is an abundant number, since it is smaller than the sum of its proper divisors (18898699316268).

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

12321403004412 is a wasteful number, since it uses less digits than its factorization.

12321403004412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816852922 (or 816852917 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 12321403004412 its reverse (21440030412321), we get a palindrome (33761433416733).

The spelling of 12321403004412 in words is "twelve trillion, three hundred twenty-one billion, four hundred three million, four thousand, four hundred twelve".