131423330511321 has 32 divisors (see below), whose sum is σ = 183154312723200. Its totient is φ = 83716756623360.

The previous prime is 131423330511283. The next prime is 131423330511367. The reversal of 131423330511321 is 123115033324131.

It is not a de Polignac number, because 131423330511321 - 2⁴² = 127025284000217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131423330551321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130801941 + ... + 131802861.

It is an arithmetic number, because the mean of its divisors is an integer number (5723572272600).

Almost surely, 2^{131423330511321} is an apocalyptic number.

It is an amenable number.

131423330511321 is a deficient number, since it is larger than the sum of its proper divisors (51730982211879).

131423330511321 is a wasteful number, since it uses less digits than its factorization.

131423330511321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016609.

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 131423330511321 its reverse (123115033324131), we get a palindrome (254538363835452).

The spelling of 131423330511321 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, three hundred thirty million, five hundred eleven thousand, three hundred twenty-one".