1121011124 has 12 divisors (see below), whose sum is σ = 2029416900. Its totient is φ = 541177728.

The previous prime is 1121011123. The next prime is 1121011169. The reversal of 1121011124 is 4211101211.

It can be written as a sum of positive squares in 2 ways, for example, as 949872400 + 171138724 = 30820^2 + 13082^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1121011099 and 1121011108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121011123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4831829 + ... + 4832060.

It is an arithmetic number, because the mean of its divisors is an integer number (169118075).

Almost surely, 2^1121011124 is an apocalyptic number.

It is an amenable number.

1121011124 is a deficient number, since it is larger than the sum of its proper divisors (908405776).

1121011124 is a wasteful number, since it uses less digits than its factorization.

1121011124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9663922 (or 9663920 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

The square root of 1121011124 is about 33481.5042075472. The cubic root of 1121011124 is about 1038.8112415750.

Adding to 1121011124 its reverse (4211101211), we get a palindrome (5332112335).

The spelling of 1121011124 in words is "one billion, one hundred twenty-one million, eleven thousand, one hundred twenty-four".