1123233210 has 64 divisors (see below), whose sum is σ = 3267596160. Its totient is φ = 272298240.

The previous prime is 1123233157. The next prime is 1123233211. The reversal of 1123233210 is 123323211.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1123233211) 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 31 ways as a sum of consecutive naturals, for example, 186127 + ... + 192066.

It is an arithmetic number, because the mean of its divisors is an integer number (51056190).

Almost surely, 2^1123233210 is an apocalyptic number.

1123233210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123233210 is an abundant number, since it is smaller than the sum of its proper divisors (2144362950).

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

1123233210 is a wasteful number, since it uses less digits than its factorization.

1123233210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378220 (or 378214 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1123233210 is about 33514.6715633616. The cubic root of 1123233210 is about 1039.4971712514.

Adding to 1123233210 its reverse (123323211), we get a palindrome (1246556421).

Subtracting from 1123233210 its reverse (123323211), we obtain a palindrome (999909999).

The spelling of 1123233210 in words is "one billion, one hundred twenty-three million, two hundred thirty-three thousand, two hundred ten".