131143420322311 has 2 divisors, whose sum is σ = 131143420322312. Its totient is φ = 131143420322310.

The previous prime is 131143420322303. The next prime is 131143420322357. The reversal of 131143420322311 is 113223024341131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131143420322311 - 2³ = 131143420322303 is a prime.

It is a super-2 number, since 2×131143420322311² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131143420322011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65571710161155 + 65571710161156.

It is an arithmetic number, because the mean of its divisors is an integer number (65571710161156).

Almost surely, 2^{131143420322311} is an apocalyptic number.

131143420322311 is a deficient number, since it is larger than the sum of its proper divisors (1).

131143420322311 is an equidigital number, since it uses as much as digits as its factorization.

131143420322311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 131143420322311 its reverse (113223024341131), we get a palindrome (244366444663442).

The spelling of 131143420322311 in words is "one hundred thirty-one trillion, one hundred forty-three billion, four hundred twenty million, three hundred twenty-two thousand, three hundred eleven".