1123240330 has 32 divisors (see below), whose sum is σ = 2039748480. Its totient is φ = 445331520.

The previous prime is 1123240297. The next prime is 1123240369. The reversal of 1123240330 is 330423211.

It is a junction number, because it is equal to n+sod(n) for n = 1123240298 and 1123240307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 769141 + ... + 770599.

It is an arithmetic number, because the mean of its divisors is an integer number (63742140).

Almost surely, 2^1123240330 is an apocalyptic number.

1123240330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123240330 is a deficient number, since it is larger than the sum of its proper divisors (916508150).

1123240330 is a wasteful number, since it uses less digits than its factorization.

1123240330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1123240330 is about 33514.7777853293. Note that the first 4 decimals coincide. The cubic root of 1123240330 is about 1039.4993676502.

Adding to 1123240330 its reverse (330423211), we get a palindrome (1453663541).

The spelling of 1123240330 in words is "one billion, one hundred twenty-three million, two hundred forty thousand, three hundred thirty".