203002003012 has 48 divisors (see below), whose sum is σ = 390392956800. Its totient is φ = 91934853120.

The previous prime is 203002002971. The next prime is 203002003027. The reversal of 203002003012 is 210300200302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 203002002983 and 203002003001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3856164 + ... + 3908452.

It is an arithmetic number, because the mean of its divisors is an integer number (8133186600).

Almost surely, 2^203002003012 is an apocalyptic number.

It is an amenable number.

203002003012 is a deficient number, since it is larger than the sum of its proper divisors (187390953788).

203002003012 is a wasteful number, since it uses less digits than its factorization.

203002003012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54556 (or 54554 counting only the distinct ones).

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

Adding to 203002003012 its reverse (210300200302), we get a palindrome (413302203314).

The spelling of 203002003012 in words is "two hundred three billion, two million, three thousand, twelve".