2013003221503 has 2 divisors, whose sum is σ = 2013003221504. Its totient is φ = 2013003221502.

The previous prime is 2013003221443. The next prime is 2013003221599. The reversal of 2013003221503 is 3051223003102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2013003221503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013003221003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006501610751 + 1006501610752.

It is an arithmetic number, because the mean of its divisors is an integer number (1006501610752).

Almost surely, 2^{2013003221503} is an apocalyptic number.

2013003221503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013003221503 is an equidigital number, since it uses as much as digits as its factorization.

2013003221503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 2013003221503 its reverse (3051223003102), we get a palindrome (5064226224605).

The spelling of 2013003221503 in words is "two trillion, thirteen billion, three million, two hundred twenty-one thousand, five hundred three".