203001003130 has 16 divisors (see below), whose sum is σ = 365596928424. Its totient is φ = 81157040640.

The previous prime is 203001003071. The next prime is 203001003131. The reversal of 203001003130 is 31300100302.

It can be written as a sum of positive squares in 4 ways, for example, as 152576953321 + 50424049809 = 390611^2 + 224553^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 203001003130.

It is not an unprimeable number, because it can be changed into a prime (203001003131) 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, 5400411 + ... + 5437870.

Almost surely, 2^203001003130 is an apocalyptic number.

203001003130 is a deficient number, since it is larger than the sum of its proper divisors (162595925294).

203001003130 is a wasteful number, since it uses less digits than its factorization.

203001003130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10840161.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 203001003130 its reverse (31300100302), we get a palindrome (234301103432).

The spelling of 203001003130 in words is "two hundred three billion, one million, three thousand, one hundred thirty".