203320303012 has 12 divisors (see below), whose sum is σ = 367288289536. Its totient is φ = 98380791720.

The previous prime is 203320303009. The next prime is 203320303019. The reversal of 203320303012 is 210303023302.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (203320303019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819839808 + ... + 819840055.

Almost surely, 2^203320303012 is an apocalyptic number.

It is an amenable number.

203320303012 is a deficient number, since it is larger than the sum of its proper divisors (163967986524).

203320303012 is a wasteful number, since it uses less digits than its factorization.

203320303012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639679898 (or 1639679896 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 203320303012 its reverse (210303023302), we get a palindrome (413623326314).

The spelling of 203320303012 in words is "two hundred three billion, three hundred twenty million, three hundred three thousand, twelve".