131045400250201 has 2 divisors, whose sum is σ = 131045400250202. Its totient is φ = 131045400250200.

The previous prime is 131045400250139. The next prime is 131045400250211. The reversal of 131045400250201 is 102052004540131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118620938472976 + 12424461777225 = 10891324^2 + 3524835^2 .

It is a cyclic number.

It is not a de Polignac number, because 131045400250201 - 2¹¹ = 131045400248153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131045400250201.

It is not a weakly prime, because it can be changed into another prime (131045400250211) 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, 65522700125100 + 65522700125101.

It is an arithmetic number, because the mean of its divisors is an integer number (65522700125101).

Almost surely, 2^{131045400250201} is an apocalyptic number.

It is an amenable number.

131045400250201 is a deficient number, since it is larger than the sum of its proper divisors (1).

131045400250201 is an equidigital number, since it uses as much as digits as its factorization.

131045400250201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 131045400250201 its reverse (102052004540131), we get a palindrome (233097404790332).

The spelling of 131045400250201 in words is "one hundred thirty-one trillion, forty-five billion, four hundred million, two hundred fifty thousand, two hundred one".