203320012000 has 144 divisors (see below), whose sum is σ = 581118200208. Its totient is φ = 69709651200.

The previous prime is 203320011949. The next prime is 203320012009. The reversal of 203320012000 is 210023302.

It is a happy number.

203320012000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203320012009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 322674 + ... + 714673.

It is an arithmetic number, because the mean of its divisors is an integer number (4035543057).

Almost surely, 2^203320012000 is an apocalyptic number.

203320012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203320012000 is an abundant number, since it is smaller than the sum of its proper divisors (377798188208).

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

203320012000 is a wasteful number, since it uses less digits than its factorization.

203320012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037386 (or 1037361 counting only the distinct ones).

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

Adding to 203320012000 its reverse (210023302), we get a palindrome (203530035302).

The spelling of 203320012000 in words is "two hundred three billion, three hundred twenty million, twelve thousand".