131141235304201 has 4 divisors (see below), whose sum is σ = 131141272042900. Its totient is φ = 131141198565504.

The previous prime is 131141235304171. The next prime is 131141235304213. The reversal of 131141235304201 is 102403532141131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67640673116025 + 63500562188176 = 8224395^2 + 7968724^2 .

It is a cyclic number.

It is not a de Polignac number, because 131141235304201 - 2²⁷ = 131141101086473 is a prime.

It is a super-2 number, since 2×131141235304201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131141235904201) 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, 12359616 + ... + 20372593.

It is an arithmetic number, because the mean of its divisors is an integer number (32785318010725).

Almost surely, 2^{131141235304201} is an apocalyptic number.

It is an amenable number.

131141235304201 is a deficient number, since it is larger than the sum of its proper divisors (36738699).

131141235304201 is an equidigital number, since it uses as much as digits as its factorization.

131141235304201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36738698.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 131141235304201 its reverse (102403532141131), we get a palindrome (233544767445332).

The spelling of 131141235304201 in words is "one hundred thirty-one trillion, one hundred forty-one billion, two hundred thirty-five million, three hundred four thousand, two hundred one".