131333141142321 has 4 divisors (see below), whose sum is σ = 175110854856432. Its totient is φ = 87555427428212.

The previous prime is 131333141142283. The next prime is 131333141142331. The reversal of 131333141142321 is 123241141333131.

It is a happy number.

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 131333141142321 - 2⁷ = 131333141142193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131333141142331) 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, 21888856857051 + ... + 21888856857056.

It is an arithmetic number, because the mean of its divisors is an integer number (43777713714108).

Almost surely, 2^{131333141142321} is an apocalyptic number.

It is an amenable number.

131333141142321 is a deficient number, since it is larger than the sum of its proper divisors (43777713714111).

131333141142321 is an equidigital number, since it uses as much as digits as its factorization.

131333141142321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43777713714110.

The product of its digits is 15552, while the sum is 33.

Adding to 131333141142321 its reverse (123241141333131), we get a palindrome (254574282475452).

The spelling of 131333141142321 in words is "one hundred thirty-one trillion, three hundred thirty-three billion, one hundred forty-one million, one hundred forty-two thousand, three hundred twenty-one".