131031324422243 has 8 divisors (see below), whose sum is σ = 150012344401920. Its totient is φ = 112115869279560.

The previous prime is 131031324422227. The next prime is 131031324422261. The reversal of 131031324422243 is 342224423130131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131031324422243 - 2⁴ = 131031324422227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131031324422263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16391204963 + ... + 16391212956.

It is an arithmetic number, because the mean of its divisors is an integer number (18751543050240).

Almost surely, 2^{131031324422243} is an apocalyptic number.

131031324422243 is a deficient number, since it is larger than the sum of its proper divisors (18981019979677).

131031324422243 is an equidigital number, since it uses as much as digits as its factorization.

131031324422243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32782418497.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 131031324422243 its reverse (342224423130131), we get a palindrome (473255747552374).

The spelling of 131031324422243 in words is "one hundred thirty-one trillion, thirty-one billion, three hundred twenty-four million, four hundred twenty-two thousand, two hundred forty-three".