200321323001 has 2 divisors, whose sum is σ = 200321323002. Its totient is φ = 200321323000.

The previous prime is 200321322967. The next prime is 200321323003. The reversal of 200321323001 is 100323123002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183303859600 + 17017463401 = 428140^2 + 130451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200321323001 is a prime.

It is a Sophie Germain prime.

Together with 200321323003, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (200321323003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100160661500 + 100160661501.

It is an arithmetic number, because the mean of its divisors is an integer number (100160661501).

Almost surely, 2^200321323001 is an apocalyptic number.

It is an amenable number.

200321323001 is a deficient number, since it is larger than the sum of its proper divisors (1).

200321323001 is an equidigital number, since it uses as much as digits as its factorization.

200321323001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 200321323001 its reverse (100323123002), we get a palindrome (300644446003).

The spelling of 200321323001 in words is "two hundred billion, three hundred twenty-one million, three hundred twenty-three thousand, one".