1123122124 has 36 divisors (see below), whose sum is σ = 2029524336. Its totient is φ = 543818304.

The previous prime is 1123122109. The next prime is 1123122127. The reversal of 1123122124 is 4212213211.

It is a super-2 number, since 2×1123122124² = 2522806610836542752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123122127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1735569 + ... + 1736215.

It is an arithmetic number, because the mean of its divisors is an integer number (56375676).

Almost surely, 2^1123122124 is an apocalyptic number.

It is an amenable number.

1123122124 is a deficient number, since it is larger than the sum of its proper divisors (906402212).

1123122124 is a wasteful number, since it uses less digits than its factorization.

1123122124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042 (or 1003 counting only the distinct ones).

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

The square root of 1123122124 is about 33513.0142481992. The cubic root of 1123122124 is about 1039.4629019092.

Adding to 1123122124 its reverse (4212213211), we get a palindrome (5335335335).

The spelling of 1123122124 in words is "one billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred twenty-four".