201311141 has 2 divisors, whose sum is σ = 201311142. Its totient is φ = 201311140.

The previous prime is 201311113. The next prime is 201311177. The reversal of 201311141 is 141113102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119028100 + 82283041 = 10910^2 + 9071^2 .

It is a cyclic number.

It is not a de Polignac number, because 201311141 - 2¹⁰ = 201310117 is a prime.

It is a super-3 number, since 3×201311141³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201311101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100655570 + 100655571.

It is an arithmetic number, because the mean of its divisors is an integer number (100655571).

Almost surely, 2^201311141 is an apocalyptic number.

It is an amenable number.

201311141 is a deficient number, since it is larger than the sum of its proper divisors (1).

201311141 is an equidigital number, since it uses as much as digits as its factorization.

201311141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 201311141 is about 14188.4157325615. The cubic root of 201311141 is about 586.0786983652.

Adding to 201311141 its reverse (141113102), we get a palindrome (342424243).

The spelling of 201311141 in words is "two hundred one million, three hundred eleven thousand, one hundred forty-one".