1123112230 has 32 divisors (see below), whose sum is σ = 2139955200. Its totient is φ = 423209952.

The previous prime is 1123112219. The next prime is 1123112231. The reversal of 1123112230 is 322113211.

It is a super-2 number, since 2×1123112230² = 2522762162351145800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123112231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17499 + ... + 50521.

It is an arithmetic number, because the mean of its divisors is an integer number (66873600).

Almost surely, 2^1123112230 is an apocalyptic number.

1123112230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123112230 is a deficient number, since it is larger than the sum of its proper divisors (1016842970).

1123112230 is a wasteful number, since it uses less digits than its factorization.

1123112230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33228.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1123112230 is about 33512.8666335782. The cubic root of 1123112230 is about 1039.4598495619.

Adding to 1123112230 its reverse (322113211), we get a palindrome (1445225441).

The spelling of 1123112230 in words is "one billion, one hundred twenty-three million, one hundred twelve thousand, two hundred thirty".