12303112321012 has 6 divisors (see below), whose sum is σ = 21530446561778. Its totient is φ = 6151556160504.

The previous prime is 12303112321001. The next prime is 12303112321051. The reversal of 12303112321012 is 21012321130321.

It can be written as a sum of positive squares in only one way, i.e., 8082569396196 + 4220542924816 = 2842986^2 + 2054396^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1537889040123 + ... + 1537889040130.

Almost surely, 2^{12303112321012} is an apocalyptic number.

It is an amenable number.

12303112321012 is a deficient number, since it is larger than the sum of its proper divisors (9227334240766).

12303112321012 is a wasteful number, since it uses less digits than its factorization.

12303112321012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3075778080257 (or 3075778080255 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12303112321012 its reverse (21012321130321), we get a palindrome (33315433451333).

The spelling of 12303112321012 in words is "twelve trillion, three hundred three billion, one hundred twelve million, three hundred twenty-one thousand, twelve".