203032012 has 6 divisors (see below), whose sum is σ = 355306028. Its totient is φ = 101516004.

The previous prime is 203032009. The next prime is 203032013. The reversal of 203032012 is 210230302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 203031983 and 203032001.

It is not an unprimeable number, because it can be changed into a prime (203032013) by changing a digit.

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 as a sum of consecutive naturals, namely, 25378998 + ... + 25379005.

Almost surely, 2^203032012 is an apocalyptic number.

It is an amenable number.

203032012 is a deficient number, since it is larger than the sum of its proper divisors (152274016).

203032012 is a wasteful number, since it uses less digits than its factorization.

203032012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50758007 (or 50758005 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 203032012 is about 14248.9302054575. The cubic root of 203032012 is about 587.7439573526.

Adding to 203032012 its reverse (210230302), we get a palindrome (413262314).

The spelling of 203032012 in words is "two hundred three million, thirty-two thousand, twelve".