201140431313 has 2 divisors, whose sum is σ = 201140431314. Its totient is φ = 201140431312.

The previous prime is 201140431267. The next prime is 201140431351. The reversal of 201140431313 is 313134041102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135062130064 + 66078301249 = 367508^2 + 257057^2 .

It is a cyclic number.

It is not a de Polignac number, because 201140431313 - 2²⁴ = 201123654097 is a prime.

It is not a weakly prime, because it can be changed into another prime (201140430313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100570215656 + 100570215657.

It is an arithmetic number, because the mean of its divisors is an integer number (100570215657).

Almost surely, 2^201140431313 is an apocalyptic number.

It is an amenable number.

201140431313 is a deficient number, since it is larger than the sum of its proper divisors (1).

201140431313 is an equidigital number, since it uses as much as digits as its factorization.

201140431313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 201140431313 its reverse (313134041102), we get a palindrome (514274472415).

The spelling of 201140431313 in words is "two hundred one billion, one hundred forty million, four hundred thirty-one thousand, three hundred thirteen".