1121442244 has 24 divisors (see below), whose sum is σ = 2224725440. Its totient is φ = 490346784.

The previous prime is 1121442229. The next prime is 1121442269. The reversal of 1121442244 is 4422441211.

It is a happy number.

It is a super-3 number, since 3×1121442244³ (a number of 28 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566544 + ... + 568519.

Almost surely, 2^1121442244 is an apocalyptic number.

It is an amenable number.

1121442244 is a deficient number, since it is larger than the sum of its proper divisors (1103283196).

1121442244 is a wasteful number, since it uses less digits than its factorization.

1121442244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135099 (or 1135097 counting only the distinct ones).

The product of its digits is 2048, while the sum is 25.

The square root of 1121442244 is about 33487.9417701357. The cubic root of 1121442244 is about 1038.9443936592.

Adding to 1121442244 its reverse (4422441211), we get a palindrome (5543883455).

The spelling of 1121442244 in words is "one billion, one hundred twenty-one million, four hundred forty-two thousand, two hundred forty-four".