12321323301312 has 56 divisors (see below), whose sum is σ = 36222408784400. Its totient is φ = 4107107766528.

The previous prime is 12321323301299. The next prime is 12321323301317. The reversal of 12321323301312 is 21310332312321.

12321323301312 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 1 + 323 + 301 + 31 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321323301317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3565195987 + ... + 3565199442.

Almost surely, 2^{12321323301312} is an apocalyptic number.

12321323301312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12321323301312 is an abundant number, since it is smaller than the sum of its proper divisors (23901085483088).

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

12321323301312 is an equidigital number, since it uses as much as digits as its factorization.

12321323301312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7130395450 (or 7130395434 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 12321323301312 its reverse (21310332312321), we get a palindrome (33631655613633).

The spelling of 12321323301312 in words is "twelve trillion, three hundred twenty-one billion, three hundred twenty-three million, three hundred one thousand, three hundred twelve".