203230112 has 48 divisors (see below), whose sum is σ = 412521984. Its totient is φ = 98496000.

The previous prime is 203230091. The next prime is 203230123. The reversal of 203230112 is 211032302.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 250187 + ... + 250997.

It is an arithmetic number, because the mean of its divisors is an integer number (8594208).

Almost surely, 2^203230112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203230112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206260992).

203230112 is an abundant number, since it is smaller than the sum of its proper divisors (209291872).

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

203230112 is a wasteful number, since it uses less digits than its factorization.

203230112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053 (or 1045 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 203230112 is about 14255.8799097074. The cubic root of 203230112 is about 587.9350507495.

Adding to 203230112 its reverse (211032302), we get a palindrome (414262414).

The spelling of 203230112 in words is "two hundred three million, two hundred thirty thousand, one hundred twelve".