211241113 has 2 divisors, whose sum is σ = 211241114. Its totient is φ = 211241112.

The previous prime is 211241101. The next prime is 211241119. The reversal of 211241113 is 311142112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207446409 + 3794704 = 14403^2 + 1948^2 .

It is a cyclic number.

It is not a de Polignac number, because 211241113 - 2²⁵ = 177686681 is a prime.

It is not a weakly prime, because it can be changed into another prime (211241119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105620556 + 105620557.

It is an arithmetic number, because the mean of its divisors is an integer number (105620557).

Almost surely, 2^211241113 is an apocalyptic number.

It is an amenable number.

211241113 is a deficient number, since it is larger than the sum of its proper divisors (1).

211241113 is an equidigital number, since it uses as much as digits as its factorization.

211241113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48, while the sum is 16.

The square root of 211241113 is about 14534.1361284391. The cubic root of 211241113 is about 595.5608608857.

Adding to 211241113 its reverse (311142112), we get a palindrome (522383225).

Subtracting 211241113 from its reverse (311142112), we obtain a palindrome (99900999).

The spelling of 211241113 in words is "two hundred eleven million, two hundred forty-one thousand, one hundred thirteen".