1303001013103 has 16 divisors (see below), whose sum is σ = 1366941413376. Its totient is φ = 1239669588960.

The previous prime is 1303001013079. The next prime is 1303001013107. The reversal of 1303001013103 is 3013101003031.

It is a cyclic number.

It is not a de Polignac number, because 1303001013103 - 2¹⁷ = 1303000882031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303001013107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52365301 + ... + 52390177.

It is an arithmetic number, because the mean of its divisors is an integer number (85433838336).

Almost surely, 2^{1303001013103} is an apocalyptic number.

1303001013103 is a deficient number, since it is larger than the sum of its proper divisors (63940400273).

1303001013103 is a wasteful number, since it uses less digits than its factorization.

1303001013103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37014.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 1303001013103 its reverse (3013101003031), we get a palindrome (4316102016134).

The spelling of 1303001013103 in words is "one trillion, three hundred three billion, one million, thirteen thousand, one hundred three".