1313030000203 has 2 divisors, whose sum is σ = 1313030000204. Its totient is φ = 1313030000202.

The previous prime is 1313030000189. The next prime is 1313030000221. The reversal of 1313030000203 is 3020000303131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313030000203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313030000273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656515000101 + 656515000102.

It is an arithmetic number, because the mean of its divisors is an integer number (656515000102).

Almost surely, 2^{1313030000203} is an apocalyptic number.

1313030000203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313030000203 is an equidigital number, since it uses as much as digits as its factorization.

1313030000203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 1313030000203 its reverse (3020000303131), we get a palindrome (4333030303334).

The spelling of 1313030000203 in words is "one trillion, three hundred thirteen billion, thirty million, two hundred three", and thus it is an aban number.