20003103123130 has 64 divisors (see below), whose sum is σ = 39572975596032. Its totient is φ = 7249529226240.

The previous prime is 20003103123103. The next prime is 20003103123131. The reversal of 20003103123130 is 3132130130002.

It is a junction number, because it is equal to n+sod(n) for n = 20003103123098 and 20003103123107.

It is not an unprimeable number, because it can be changed into a prime (20003103123131) 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 31 ways as a sum of consecutive naturals, for example, 20033244 + ... + 21008023.

It is an arithmetic number, because the mean of its divisors is an integer number (618327743688).

Almost surely, 2^{20003103123130} is an apocalyptic number.

20003103123130 is a deficient number, since it is larger than the sum of its proper divisors (19569872472902).

20003103123130 is a wasteful number, since it uses less digits than its factorization.

20003103123130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41041399.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20003103123130 its reverse (3132130130002), we get a palindrome (23135233253132).

The spelling of 20003103123130 in words is "twenty trillion, three billion, one hundred three million, one hundred twenty-three thousand, one hundred thirty".