131202201212417 has 2 divisors, whose sum is σ = 131202201212418. Its totient is φ = 131202201212416.

The previous prime is 131202201212399. The next prime is 131202201212461. The reversal of 131202201212417 is 714212102202131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105423794576881 + 25778406635536 = 10267609^2 + 5077244^2 .

It is a cyclic number.

It is not a de Polignac number, because 131202201212417 - 2¹² = 131202201208321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131202201212417.

It is not a weakly prime, because it can be changed into another prime (131202201215417) 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, 65601100606208 + 65601100606209.

It is an arithmetic number, because the mean of its divisors is an integer number (65601100606209).

Almost surely, 2^{131202201212417} is an apocalyptic number.

It is an amenable number.

131202201212417 is a deficient number, since it is larger than the sum of its proper divisors (1).

131202201212417 is an equidigital number, since it uses as much as digits as its factorization.

131202201212417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 131202201212417 its reverse (714212102202131), we get a palindrome (845414303414548).

The spelling of 131202201212417 in words is "one hundred thirty-one trillion, two hundred two billion, two hundred one million, two hundred twelve thousand, four hundred seventeen".