131343232430343 has 16 divisors (see below), whose sum is σ = 175874674139136. Its totient is φ = 87187492125600.

The previous prime is 131343232430327. The next prime is 131343232430429. The reversal of 131343232430343 is 343034232343131.

It is not a de Polignac number, because 131343232430343 - 2⁴ = 131343232430327 is a prime.

It is a super-2 number, since 2×131343232430343² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131343232430323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63898555 + ... + 65922012.

It is an arithmetic number, because the mean of its divisors is an integer number (10992167133696).

Almost surely, 2^{131343232430343} is an apocalyptic number.

131343232430343 is a deficient number, since it is larger than the sum of its proper divisors (44531441708793).

131343232430343 is a wasteful number, since it uses less digits than its factorization.

131343232430343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129822014.

The product of its (nonzero) digits is 559872, while the sum is 39.

Adding to 131343232430343 its reverse (343034232343131), we get a palindrome (474377464773474).

The spelling of 131343232430343 in words is "one hundred thirty-one trillion, three hundred forty-three billion, two hundred thirty-two million, four hundred thirty thousand, three hundred forty-three".