203215572328 has 16 divisors (see below), whose sum is σ = 381507289380. Its totient is φ = 101480295168.

The previous prime is 203215572317. The next prime is 203215572337. The reversal of 203215572328 is 823275512302.

203215572328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 203146715524 + 68856804 = 450718^2 + 8298^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15929601 + ... + 15942352.

Almost surely, 2^203215572328 is an apocalyptic number.

It is an amenable number.

203215572328 is a deficient number, since it is larger than the sum of its proper divisors (178291717052).

203215572328 is a wasteful number, since it uses less digits than its factorization.

203215572328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31872756 (or 31872752 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 203215572328 in words is "two hundred three billion, two hundred fifteen million, five hundred seventy-two thousand, three hundred twenty-eight".