1123320330 has 48 divisors (see below), whose sum is σ = 3186147744. Its totient is φ = 272319840.

The previous prime is 1123320329. The next prime is 1123320343. The reversal of 1123320330 is 330233211.

1123320330 is a `hidden beast` number, since 1 + 1 + 2 + 332 + 0 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 566344 + ... + 568323.

It is an arithmetic number, because the mean of its divisors is an integer number (66378078).

Almost surely, 2^1123320330 is an apocalyptic number.

1123320330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123320330 is an abundant number, since it is smaller than the sum of its proper divisors (2062827414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123320330 is a wasteful number, since it uses less digits than its factorization.

1123320330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134691 (or 1134688 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1123320330 is about 33515.9712674420. The cubic root of 1123320330 is about 1039.5240456504.

Adding to 1123320330 its reverse (330233211), we get a palindrome (1453553541).

The spelling of 1123320330 in words is "one billion, one hundred twenty-three million, three hundred twenty thousand, three hundred thirty".