2003103123130 has 16 divisors (see below), whose sum is σ = 3654977206824. Its totient is φ = 790265341440.

The previous prime is 2003103123103. The next prime is 2003103123179. The reversal of 2003103123130 is 313213013002.

It can be written as a sum of positive squares in 4 ways, for example, as 1998550517401 + 4552605729 = 1413701^2 + 67473^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2003103123098 and 2003103123107.

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, 1371987711 + ... + 1371989170.

Almost surely, 2^{2003103123130} is an apocalyptic number.

2003103123130 is a deficient number, since it is larger than the sum of its proper divisors (1651874083694).

2003103123130 is a wasteful number, since it uses less digits than its factorization.

2003103123130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743976961.

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

Adding to 2003103123130 its reverse (313213013002), we get a palindrome (2316316136132).

The spelling of 2003103123130 in words is "two trillion, three billion, one hundred three million, one hundred twenty-three thousand, one hundred thirty".