131303023120303 has 4 divisors (see below), whose sum is σ = 132028454187448. Its totient is φ = 130577592053160.

The previous prime is 131303023120259. The next prime is 131303023120337. The reversal of 131303023120303 is 303021320303131.

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 131303023120303 - 2¹³ = 131303023112111 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 (131303023120603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362715533301 + ... + 362715533662.

It is an arithmetic number, because the mean of its divisors is an integer number (33007113546862).

Almost surely, 2^{131303023120303} is an apocalyptic number.

131303023120303 is a deficient number, since it is larger than the sum of its proper divisors (725431067145).

131303023120303 is an equidigital number, since it uses as much as digits as its factorization.

131303023120303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725431067144.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 131303023120303 its reverse (303021320303131), we get a palindrome (434324343423434).

The spelling of 131303023120303 in words is "one hundred thirty-one trillion, three hundred three billion, twenty-three million, one hundred twenty thousand, three hundred three".