12300321213665 has 16 divisors (see below), whose sum is σ = 15537518755200. Its totient is φ = 9322186165632.

The previous prime is 12300321213629. The next prime is 12300321213667. The reversal of 12300321213665 is 56631212300321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12300321213665 - 2¹² = 12300321209569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12300321213667) 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, 4495124 + ... + 6693786.

It is an arithmetic number, because the mean of its divisors is an integer number (971094922200).

Almost surely, 2^{12300321213665} is an apocalyptic number.

It is an amenable number.

12300321213665 is a deficient number, since it is larger than the sum of its proper divisors (3237197541535).

12300321213665 is a wasteful number, since it uses less digits than its factorization.

12300321213665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257576.

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 12300321213665 its reverse (56631212300321), we get a palindrome (68931533513986).

The spelling of 12300321213665 in words is "twelve trillion, three hundred billion, three hundred twenty-one million, two hundred thirteen thousand, six hundred sixty-five".