131201420232241 has 2 divisors, whose sum is σ = 131201420232242. Its totient is φ = 131201420232240.

The previous prime is 131201420232217. The next prime is 131201420232331. The reversal of 131201420232241 is 142232024102131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122904163026225 + 8297257206016 = 11086215^2 + 2880496^2 .

It is a cyclic number.

It is not a de Polignac number, because 131201420232241 - 2¹¹ = 131201420230193 is a prime.

It is not a weakly prime, because it can be changed into another prime (131201420532241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65600710116120 + 65600710116121.

It is an arithmetic number, because the mean of its divisors is an integer number (65600710116121).

Almost surely, 2^{131201420232241} is an apocalyptic number.

It is an amenable number.

131201420232241 is a deficient number, since it is larger than the sum of its proper divisors (1).

131201420232241 is an equidigital number, since it uses as much as digits as its factorization.

131201420232241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 131201420232241 its reverse (142232024102131), we get a palindrome (273433444334372).

The spelling of 131201420232241 in words is "one hundred thirty-one trillion, two hundred one billion, four hundred twenty million, two hundred thirty-two thousand, two hundred forty-one".