131303101222331 has 2 divisors, whose sum is σ = 131303101222332. Its totient is φ = 131303101222330.

The previous prime is 131303101222303. The next prime is 131303101222333. The reversal of 131303101222331 is 133222101303131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131303101222331 - 2²⁶ = 131303034113467 is a prime.

It is a super-2 number, since 2×131303101222331² (a number of 29 digits) contains 22 as substring.

Together with 131303101222333, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131303101222331.

It is not a weakly prime, because it can be changed into another prime (131303101222333) 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 as a sum of consecutive naturals, namely, 65651550611165 + 65651550611166.

It is an arithmetic number, because the mean of its divisors is an integer number (65651550611166).

Almost surely, 2^{131303101222331} is an apocalyptic number.

131303101222331 is a deficient number, since it is larger than the sum of its proper divisors (1).

131303101222331 is an equidigital number, since it uses as much as digits as its factorization.

131303101222331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 131303101222331 its reverse (133222101303131), we get a palindrome (264525202525462).

The spelling of 131303101222331 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred one million, two hundred twenty-two thousand, three hundred thirty-one".