211143132241 has 2 divisors, whose sum is σ = 211143132242. Its totient is φ = 211143132240.

The previous prime is 211143132223. The next prime is 211143132251. The reversal of 211143132241 is 142231341112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195257050641 + 15886081600 = 441879^2 + 126040^2 .

It is a cyclic number.

It is not a de Polignac number, because 211143132241 - 2⁹ = 211143131729 is a prime.

It is not a weakly prime, because it can be changed into another prime (211143132251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105571566120 + 105571566121.

It is an arithmetic number, because the mean of its divisors is an integer number (105571566121).

Almost surely, 2^211143132241 is an apocalyptic number.

It is an amenable number.

211143132241 is a deficient number, since it is larger than the sum of its proper divisors (1).

211143132241 is an equidigital number, since it uses as much as digits as its factorization.

211143132241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

Adding to 211143132241 its reverse (142231341112), we get a palindrome (353374473353).

The spelling of 211143132241 in words is "two hundred eleven billion, one hundred forty-three million, one hundred thirty-two thousand, two hundred forty-one".