203311003312 has 10 divisors (see below), whose sum is σ = 393915068948. Its totient is φ = 101655501648.

The previous prime is 203311003307. The next prime is 203311003327. The reversal of 203311003312 is 213300113302.

It is a self number, because there is not a number n which added to its sum of digits gives 203311003312.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6353468838 + ... + 6353468869.

Almost surely, 2^203311003312 is an apocalyptic number.

It is an amenable number.

203311003312 is a deficient number, since it is larger than the sum of its proper divisors (190604065636).

203311003312 is a wasteful number, since it uses less digits than its factorization.

203311003312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12706937715 (or 12706937709 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 203311003312 its reverse (213300113302), we get a palindrome (416611116614).

The spelling of 203311003312 in words is "two hundred three billion, three hundred eleven million, three thousand, three hundred twelve".