131343232021341 has 4 divisors (see below), whose sum is σ = 175124309361792. Its totient is φ = 87562154680892.

The previous prime is 131343232021333. The next prime is 131343232021363. The reversal of 131343232021341 is 143120232343131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131343232021341 - 2³ = 131343232021333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131343232021321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21890538670221 + ... + 21890538670226.

It is an arithmetic number, because the mean of its divisors is an integer number (43781077340448).

Almost surely, 2^{131343232021341} is an apocalyptic number.

It is an amenable number.

131343232021341 is a deficient number, since it is larger than the sum of its proper divisors (43781077340451).

131343232021341 is an equidigital number, since it uses as much as digits as its factorization.

131343232021341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43781077340450.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 131343232021341 its reverse (143120232343131), we get a palindrome (274463464364472).

The spelling of 131343232021341 in words is "one hundred thirty-one trillion, three hundred forty-three billion, two hundred thirty-two million, twenty-one thousand, three hundred forty-one".