12321300312203 has 2 divisors, whose sum is σ = 12321300312204. Its totient is φ = 12321300312202.

The previous prime is 12321300312187. The next prime is 12321300312259. The reversal of 12321300312203 is 30221300312321.

12321300312203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12321300312203 - 2⁴ = 12321300312187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12321300317203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160650156101 + 6160650156102.

It is an arithmetic number, because the mean of its divisors is an integer number (6160650156102).

Almost surely, 2^{12321300312203} is an apocalyptic number.

12321300312203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321300312203 is an equidigital number, since it uses as much as digits as its factorization.

12321300312203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 12321300312203 its reverse (30221300312321), we get a palindrome (42542600624524).

The spelling of 12321300312203 in words is "twelve trillion, three hundred twenty-one billion, three hundred million, three hundred twelve thousand, two hundred three".