1301323201303 has 4 divisors (see below), whose sum is σ = 1319651697168. Its totient is φ = 1282994705440.

The previous prime is 1301323201271. The next prime is 1301323201349. The reversal of 1301323201303 is 3031023231031.

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 1301323201303 - 2⁵ = 1301323201271 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 (1301323201393) 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, 9164247826 + ... + 9164247967.

It is an arithmetic number, because the mean of its divisors is an integer number (329912924292).

Almost surely, 2^{1301323201303} is an apocalyptic number.

1301323201303 is a deficient number, since it is larger than the sum of its proper divisors (18328495865).

1301323201303 is an equidigital number, since it uses as much as digits as its factorization.

1301323201303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18328495864.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1301323201303 its reverse (3031023231031), we get a palindrome (4332346432334).

The spelling of 1301323201303 in words is "one trillion, three hundred one billion, three hundred twenty-three million, two hundred one thousand, three hundred three".