320200210133 has 2 divisors, whose sum is σ = 320200210134. Its totient is φ = 320200210132.

The previous prime is 320200210129. The next prime is 320200210139. The reversal of 320200210133 is 331012002023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201975639889 + 118224570244 = 449417^2 + 343838^2 .

It is a cyclic number.

It is not a de Polignac number, because 320200210133 - 2² = 320200210129 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320200210139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160100105066 + 160100105067.

It is an arithmetic number, because the mean of its divisors is an integer number (160100105067).

Almost surely, 2^320200210133 is an apocalyptic number.

It is an amenable number.

320200210133 is a deficient number, since it is larger than the sum of its proper divisors (1).

320200210133 is an equidigital number, since it uses as much as digits as its factorization.

320200210133 is an evil number, because the sum of its binary digits is even.

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

Adding to 320200210133 its reverse (331012002023), we get a palindrome (651212212156).

The spelling of 320200210133 in words is "three hundred twenty billion, two hundred million, two hundred ten thousand, one hundred thirty-three".