203000003230 has 16 divisors (see below), whose sum is σ = 365409511920. Its totient is φ = 81197888832.

The previous prime is 203000003209. The next prime is 203000003233. The reversal of 203000003230 is 32300000302.

It is a super-2 number, since 2×203000003230² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203000003230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203000003233) 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 7 ways as a sum of consecutive naturals, for example, 174181 + ... + 660559.

It is an arithmetic number, because the mean of its divisors is an integer number (22838094495).

Almost surely, 2^203000003230 is an apocalyptic number.

203000003230 is a deficient number, since it is larger than the sum of its proper divisors (162409508690).

203000003230 is a wasteful number, since it uses less digits than its factorization.

203000003230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528123.

The product of its (nonzero) digits is 108, while the sum is 13.

Adding to 203000003230 its reverse (32300000302), we get a palindrome (235300003532).

The spelling of 203000003230 in words is "two hundred three billion, three thousand, two hundred thirty".