201340443301 has 2 divisors, whose sum is σ = 201340443302. Its totient is φ = 201340443300.

The previous prime is 201340443263. The next prime is 201340443329. The reversal of 201340443301 is 103344043102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193953040801 + 7387402500 = 440401^2 + 85950^2 .

It is a cyclic number.

It is not a de Polignac number, because 201340443301 - 2²¹ = 201338346149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201340443391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100670221650 + 100670221651.

It is an arithmetic number, because the mean of its divisors is an integer number (100670221651).

Almost surely, 2^201340443301 is an apocalyptic number.

It is an amenable number.

201340443301 is a deficient number, since it is larger than the sum of its proper divisors (1).

201340443301 is an equidigital number, since it uses as much as digits as its factorization.

201340443301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 201340443301 its reverse (103344043102), we get a palindrome (304684486403).

The spelling of 201340443301 in words is "two hundred one billion, three hundred forty million, four hundred forty-three thousand, three hundred one".