131343231242324 has 24 divisors (see below), whose sum is σ = 233673373275048. Its totient is φ = 64579914224640.

The previous prime is 131343231242317. The next prime is 131343231242329. The reversal of 131343231242324 is 423242132343131.

It can be written as a sum of positive squares in 4 ways, for example, as 10429411891600 + 120913819350724 = 3229460^2 + 10996082^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131343231242329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61944977 + ... + 64030200.

It is an arithmetic number, because the mean of its divisors is an integer number (9736390553127).

Almost surely, 2^{131343231242324} is an apocalyptic number.

It is an amenable number.

131343231242324 is a deficient number, since it is larger than the sum of its proper divisors (102330142032724).

131343231242324 is a wasteful number, since it uses less digits than its factorization.

131343231242324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125979515 (or 125979513 counting only the distinct ones).

The product of its digits is 248832, while the sum is 38.

Adding to 131343231242324 its reverse (423242132343131), we get a palindrome (554585363585455).

The spelling of 131343231242324 in words is "one hundred thirty-one trillion, three hundred forty-three billion, two hundred thirty-one million, two hundred forty-two thousand, three hundred twenty-four".