1121322124 has 12 divisors (see below), whose sum is σ = 2113261024. Its totient is φ = 517533264.

The previous prime is 1121322119. The next prime is 1121322157. The reversal of 1121322124 is 4212231211.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10781892 + ... + 10781995.

Almost surely, 2^1121322124 is an apocalyptic number.

It is an amenable number.

1121322124 is a deficient number, since it is larger than the sum of its proper divisors (991938900).

1121322124 is a wasteful number, since it uses less digits than its factorization.

1121322124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21563904 (or 21563902 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 1121322124 is about 33486.1482407278. The cubic root of 1121322124 is about 1038.9072978399.

Adding to 1121322124 its reverse (4212231211), we get a palindrome (5333553335).

The spelling of 1121322124 in words is "one billion, one hundred twenty-one million, three hundred twenty-two thousand, one hundred twenty-four".