2513513103203 has 2 divisors, whose sum is σ = 2513513103204. Its totient is φ = 2513513103202.

The previous prime is 2513513103173. The next prime is 2513513103271. The reversal of 2513513103203 is 3023013153152.

It is a happy number.

2513513103203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2513513103203 - 2⁴⁰ = 1414001475427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2513513103293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256756551601 + 1256756551602.

It is an arithmetic number, because the mean of its divisors is an integer number (1256756551602).

Almost surely, 2^{2513513103203} is an apocalyptic number.

2513513103203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513513103203 is an equidigital number, since it uses as much as digits as its factorization.

2513513103203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 29.

Adding to 2513513103203 its reverse (3023013153152), we get a palindrome (5536526256355).

The spelling of 2513513103203 in words is "two trillion, five hundred thirteen billion, five hundred thirteen million, one hundred three thousand, two hundred three".