203030331002 has 8 divisors (see below), whose sum is σ = 309538045812. Its totient is φ = 99850982400.

The previous prime is 203030331001. The next prime is 203030331037. The reversal of 203030331002 is 200133030302.

It can be written as a sum of positive squares in 2 ways, for example, as 202949349001 + 80982001 = 450499^2 + 8999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (203030331001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832091399 + ... + 832091642.

Almost surely, 2^203030331002 is an apocalyptic number.

203030331002 is a deficient number, since it is larger than the sum of its proper divisors (106507714810).

203030331002 is a wasteful number, since it uses less digits than its factorization.

203030331002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664183104.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 203030331002 its reverse (200133030302), we get a palindrome (403163361304).

The spelling of 203030331002 in words is "two hundred three billion, thirty million, three hundred thirty-one thousand, two".