1122110217 has 6 divisors (see below), whose sum is σ = 1620825882. Its totient is φ = 748073472.

The previous prime is 1122110179. The next prime is 1122110221. The reversal of 1122110217 is 7120112211.

It can be written as a sum of positive squares in only one way, i.e., 810199296 + 311910921 = 28464^2 + 17661^2 .

It is not a de Polignac number, because 1122110217 - 2⁶ = 1122110153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1122110217.

It is not an unprimeable number, because it can be changed into a prime (1122110917) 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 in 5 ways as a sum of consecutive naturals, for example, 62339448 + ... + 62339465.

It is an arithmetic number, because the mean of its divisors is an integer number (270137647).

Almost surely, 2^1122110217 is an apocalyptic number.

It is an amenable number.

1122110217 is a deficient number, since it is larger than the sum of its proper divisors (498715665).

1122110217 is a wasteful number, since it uses less digits than its factorization.

1122110217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124678919 (or 124678916 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 18.

The square root of 1122110217 is about 33497.9136215974. The cubic root of 1122110217 is about 1039.1506307807.

Adding to 1122110217 its reverse (7120112211), we get a palindrome (8242222428).

The spelling of 1122110217 in words is "one billion, one hundred twenty-two million, one hundred ten thousand, two hundred seventeen".