131332321201 has 2 divisors, whose sum is σ = 131332321202. Its totient is φ = 131332321200.

The previous prime is 131332321129. The next prime is 131332321207. The reversal of 131332321201 is 102123233131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105193192225 + 26139128976 = 324335^2 + 161676^2 .

It is an emirp because it is prime and its reverse (102123233131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131332321201 - 2¹⁹ = 131331796913 is a prime.

It is not a weakly prime, because it can be changed into another prime (131332321207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65666160600 + 65666160601.

It is an arithmetic number, because the mean of its divisors is an integer number (65666160601).

Almost surely, 2^131332321201 is an apocalyptic number.

It is an amenable number.

131332321201 is a deficient number, since it is larger than the sum of its proper divisors (1).

131332321201 is an equidigital number, since it uses as much as digits as its factorization.

131332321201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 131332321201 its reverse (102123233131), we get a palindrome (233455554332).

The spelling of 131332321201 in words is "one hundred thirty-one billion, three hundred thirty-two million, three hundred twenty-one thousand, two hundred one".