201341321 has 2 divisors, whose sum is σ = 201341322. Its totient is φ = 201341320.

The previous prime is 201341299. The next prime is 201341339. The reversal of 201341321 is 123143102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146047225 + 55294096 = 12085^2 + 7436^2 .

It is a cyclic number.

It is not a de Polignac number, because 201341321 - 2¹⁰ = 201340297 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201341321.

It is not a weakly prime, because it can be changed into another prime (201341381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100670660 + 100670661.

It is an arithmetic number, because the mean of its divisors is an integer number (100670661).

Almost surely, 2^201341321 is an apocalyptic number.

It is an amenable number.

201341321 is a deficient number, since it is larger than the sum of its proper divisors (1).

201341321 is an equidigital number, since it uses as much as digits as its factorization.

201341321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 201341321 is about 14189.4792363920. The cubic root of 201341321 is about 586.1079846584.

Adding to 201341321 its reverse (123143102), we get a palindrome (324484423).

It can be divided in two parts, 2013 and 41321, that added together give a palindrome (43334).

The spelling of 201341321 in words is "two hundred one million, three hundred forty-one thousand, three hundred twenty-one".