203003220130 has 16 divisors (see below), whose sum is σ = 386900255160. Its totient is φ = 76424741632.

The previous prime is 203003220127. The next prime is 203003220143. The reversal of 203003220130 is 31022300302.

203003220130 is digitally balanced in base 3, 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 4 ways, for example, as 183806840529 + 19196379601 = 428727^2 + 138551^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597068125 + ... + 597068464.

Almost surely, 2^203003220130 is an apocalyptic number.

203003220130 is a deficient number, since it is larger than the sum of its proper divisors (183897035030).

203003220130 is a wasteful number, since it uses less digits than its factorization.

203003220130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194136613.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 203003220130 its reverse (31022300302), we get a palindrome (234025520432).

The spelling of 203003220130 in words is "two hundred three billion, three million, two hundred twenty thousand, one hundred thirty".