131321230340001 has 64 divisors (see below), whose sum is σ = 193955657656320. Its totient is φ = 78519008770560.

The previous prime is 131321230339987. The next prime is 131321230340009. The reversal of 131321230340001 is 100043032123131.

It is not a de Polignac number, because 131321230340001 - 2¹⁵ = 131321230307233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (131321230340009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 456500230 + ... + 456787808.

It is an arithmetic number, because the mean of its divisors is an integer number (3030557150880).

Almost surely, 2^{131321230340001} is an apocalyptic number.

It is an amenable number.

131321230340001 is a deficient number, since it is larger than the sum of its proper divisors (62634427316319).

131321230340001 is a wasteful number, since it uses less digits than its factorization.

131321230340001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288806.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 131321230340001 its reverse (100043032123131), we get a palindrome (231364262463132).

The spelling of 131321230340001 in words is "one hundred thirty-one trillion, three hundred twenty-one billion, two hundred thirty million, three hundred forty thousand, one".