1101211 has 2 divisors, whose sum is σ = 1101212.
Its totient is φ = 1101210.
The previous prime is 1101193. The next prime is 1101229. The reversal of 1101211 is 1121011.
It is a balanced prime because it is at equal distance from previous prime (1101193) and next prime (1101229).
It is an emirp because it is prime and its reverse (1121011) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1101211 - 25 = 1101179 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1101194 and 1101203.
It is not a weakly prime, because it can be changed into another prime (1101511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550605 + 550606.
It is an arithmetic number, because the mean of its divisors is an integer number (550606).
21101211 is an apocalyptic number.
1101211 is a deficient number, since it is larger than the sum of its proper divisors (1).
1101211 is an equidigital number, since it uses as much as digits as its factorization.
1101211 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2, while the sum is 7.
The square root of 1101211 is about 1049.3860109607.
The cubic root of 1101211 is about 103.2658792049.
Adding to 1101211 its reverse (1121011), we get a palindrome (2222222).
Multiplying 1101211 by its reverse (1121011), we get a palindrome (1234469644321).
The spelling of 1101211 in words is "one million, one hundred one thousand, two hundred eleven".