201445303313 has 2 divisors, whose sum is σ = 201445303314. Its totient is φ = 201445303312.

The previous prime is 201445303307. The next prime is 201445303343. The reversal of 201445303313 is 313303544102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158394448144 + 43050855169 = 397988^2 + 207487^2 .

It is a cyclic number.

It is not a de Polignac number, because 201445303313 - 2¹² = 201445299217 is a prime.

It is not a weakly prime, because it can be changed into another prime (201445303343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100722651656 + 100722651657.

It is an arithmetic number, because the mean of its divisors is an integer number (100722651657).

Almost surely, 2^201445303313 is an apocalyptic number.

It is an amenable number.

201445303313 is a deficient number, since it is larger than the sum of its proper divisors (1).

201445303313 is an equidigital number, since it uses as much as digits as its factorization.

201445303313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 201445303313 its reverse (313303544102), we get a palindrome (514748847415).

The spelling of 201445303313 in words is "two hundred one billion, four hundred forty-five million, three hundred three thousand, three hundred thirteen".