1313001300203 has 4 divisors (see below), whose sum is σ = 1317993700848. Its totient is φ = 1308008899560.

The previous prime is 1313001300179. The next prime is 1313001300227. The reversal of 1313001300203 is 3020031003131.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1313001300179) and next prime (1313001300227).

It is a cyclic number.

It is not a de Polignac number, because 1313001300203 - 2⁶ = 1313001300139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313001300103) 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 3 ways as a sum of consecutive naturals, for example, 2496199928 + ... + 2496200453.

It is an arithmetic number, because the mean of its divisors is an integer number (329498425212).

Almost surely, 2^{1313001300203} is an apocalyptic number.

1313001300203 is a deficient number, since it is larger than the sum of its proper divisors (4992400645).

1313001300203 is an equidigital number, since it uses as much as digits as its factorization.

1313001300203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4992400644.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 1313001300203 its reverse (3020031003131), we get a palindrome (4333032303334).

The spelling of 1313001300203 in words is "one trillion, three hundred thirteen billion, one million, three hundred thousand, two hundred three".