211105422041 has 2 divisors, whose sum is σ = 211105422042. Its totient is φ = 211105422040.

The previous prime is 211105421999. The next prime is 211105422043. The reversal of 211105422041 is 140224501112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131989796416 + 79115625625 = 363304^2 + 281275^2 .

It is a cyclic number.

It is not a de Polignac number, because 211105422041 - 2¹⁰ = 211105421017 is a prime.

Together with 211105422043, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 211105421998 and 211105422016.

It is not a weakly prime, because it can be changed into another prime (211105422043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105552711020 + 105552711021.

It is an arithmetic number, because the mean of its divisors is an integer number (105552711021).

Almost surely, 2^211105422041 is an apocalyptic number.

It is an amenable number.

211105422041 is a deficient number, since it is larger than the sum of its proper divisors (1).

211105422041 is an equidigital number, since it uses as much as digits as its factorization.

211105422041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 211105422041 its reverse (140224501112), we get a palindrome (351329923153).

The spelling of 211105422041 in words is "two hundred eleven billion, one hundred five million, four hundred twenty-two thousand, forty-one".