110211121 has 2 divisors, whose sum is σ = 110211122. Its totient is φ = 110211120.

The previous prime is 110211089. The next prime is 110211137. The reversal of 110211121 is 121112011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78570496 + 31640625 = 8864^2 + 5625^2 .

It is an emirp because it is prime and its reverse (121112011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110211121 - 2⁵ = 110211089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110211098 and 110211107.

It is not a weakly prime, because it can be changed into another prime (110211151) 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, 55105560 + 55105561.

It is an arithmetic number, because the mean of its divisors is an integer number (55105561).

Almost surely, 2^110211121 is an apocalyptic number.

It is an amenable number.

110211121 is a deficient number, since it is larger than the sum of its proper divisors (1).

110211121 is an equidigital number, since it uses as much as digits as its factorization.

110211121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 110211121 is about 10498.1484557992. The cubic root of 110211121 is about 479.4483259725.

Adding to 110211121 its reverse (121112011), we get a palindrome (231323132).

The spelling of 110211121 in words is "one hundred ten million, two hundred eleven thousand, one hundred twenty-one".