211022041 has 2 divisors, whose sum is σ = 211022042. Its totient is φ = 211022040.

The previous prime is 211021949. The next prime is 211022069. The reversal of 211022041 is 140220112.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202635225 + 8386816 = 14235^2 + 2896^2 .

It is a cyclic number.

It is not a de Polignac number, because 211022041 - 2⁷ = 211021913 is a prime.

It is not a weakly prime, because it can be changed into another prime (211092041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105511020 + 105511021.

It is an arithmetic number, because the mean of its divisors is an integer number (105511021).

Almost surely, 2^211022041 is an apocalyptic number.

It is an amenable number.

211022041 is a deficient number, since it is larger than the sum of its proper divisors (1).

211022041 is an equidigital number, since it uses as much as digits as its factorization.

211022041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 211022041 is about 14526.5977090301. The cubic root of 211022041 is about 595.3549100719.

Adding to 211022041 its reverse (140220112), we get a palindrome (351242153).

The spelling of 211022041 in words is "two hundred eleven million, twenty-two thousand, forty-one".