1121042224 has 40 divisors (see below), whose sum is σ = 2191899888. Its totient is φ = 555417600.

The previous prime is 1121042179. The next prime is 1121042227. The reversal of 1121042224 is 4222401211.

It is not an unprimeable number, because it can be changed into a prime (1121042227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932824 + ... + 934024.

Almost surely, 2^1121042224 is an apocalyptic number.

It is an amenable number.

1121042224 is a deficient number, since it is larger than the sum of its proper divisors (1070857664).

1121042224 is a wasteful number, since it uses less digits than its factorization.

1121042224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693 (or 1687 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1121042224 is about 33481.9686398515. The cubic root of 1121042224 is about 1038.8208480009.

Adding to 1121042224 its reverse (4222401211), we get a palindrome (5343443435).

The spelling of 1121042224 in words is "one billion, one hundred twenty-one million, forty-two thousand, two hundred twenty-four".