131201203244101 has 2 divisors, whose sum is σ = 131201203244102. Its totient is φ = 131201203244100.

The previous prime is 131201203244029. The next prime is 131201203244107. The reversal of 131201203244101 is 101442302102131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121155149702500 + 10046053541601 = 11007050^2 + 3169551^2 .

It is an emirp because it is prime and its reverse (101442302102131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131201203244101 - 2⁹ = 131201203243589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131201203244107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65600601622050 + 65600601622051.

It is an arithmetic number, because the mean of its divisors is an integer number (65600601622051).

Almost surely, 2^{131201203244101} is an apocalyptic number.

It is an amenable number.

131201203244101 is a deficient number, since it is larger than the sum of its proper divisors (1).

131201203244101 is an equidigital number, since it uses as much as digits as its factorization.

131201203244101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 131201203244101 its reverse (101442302102131), we get a palindrome (232643505346232).

The spelling of 131201203244101 in words is "one hundred thirty-one trillion, two hundred one billion, two hundred three million, two hundred forty-four thousand, one hundred one".