1303013033131 has 4 divisors (see below), whose sum is σ = 1338229601632. Its totient is φ = 1267796464632.

The previous prime is 1303013033083. The next prime is 1303013033237. The reversal of 1303013033131 is 1313303103031.

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

It is a cyclic number.

It is not a de Polignac number, because 1303013033131 - 2²¹ = 1303010935979 is a prime.

It is a super-2 number, since 2×1303013033131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303013033431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17608284195 + ... + 17608284268.

It is an arithmetic number, because the mean of its divisors is an integer number (334557400408).

Almost surely, 2^{1303013033131} is an apocalyptic number.

1303013033131 is a deficient number, since it is larger than the sum of its proper divisors (35216568501).

1303013033131 is an equidigital number, since it uses as much as digits as its factorization.

1303013033131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35216568500.

The product of its (nonzero) digits is 729, while the sum is 22.

Adding to 1303013033131 its reverse (1313303103031), we get a palindrome (2616316136162).

The spelling of 1303013033131 in words is "one trillion, three hundred three billion, thirteen million, thirty-three thousand, one hundred thirty-one".