12321200212337 has 2 divisors, whose sum is σ = 12321200212338. Its totient is φ = 12321200212336.

The previous prime is 12321200212313. The next prime is 12321200212339. The reversal of 12321200212337 is 73321200212321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8477420383201 + 3843779829136 = 2911601^2 + 1960556^2 .

It is a cyclic number.

It is not a de Polignac number, because 12321200212337 - 2³⁸ = 12046322305393 is a prime.

Together with 12321200212339, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12321200212339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160600106168 + 6160600106169.

It is an arithmetic number, because the mean of its divisors is an integer number (6160600106169).

Almost surely, 2^{12321200212337} is an apocalyptic number.

It is an amenable number.

12321200212337 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321200212337 is an equidigital number, since it uses as much as digits as its factorization.

12321200212337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

Adding to 12321200212337 its reverse (73321200212321), we get a palindrome (85642400424658).

The spelling of 12321200212337 in words is "twelve trillion, three hundred twenty-one billion, two hundred million, two hundred twelve thousand, three hundred thirty-seven".