131012224204417 has 2 divisors, whose sum is σ = 131012224204418. Its totient is φ = 131012224204416.

The previous prime is 131012224204373. The next prime is 131012224204451. The reversal of 131012224204417 is 714402422210131.

It is an a-pointer prime, because the next prime (131012224204451) can be obtained adding 131012224204417 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120089357843841 + 10922866360576 = 10958529^2 + 3304976^2 .

It is a cyclic number.

It is not a de Polignac number, because 131012224204417 - 2²⁷ = 131012089986689 is a prime.

It is not a weakly prime, because it can be changed into another prime (131012224204117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65506112102208 + 65506112102209.

It is an arithmetic number, because the mean of its divisors is an integer number (65506112102209).

Almost surely, 2^{131012224204417} is an apocalyptic number.

It is an amenable number.

131012224204417 is a deficient number, since it is larger than the sum of its proper divisors (1).

131012224204417 is an equidigital number, since it uses as much as digits as its factorization.

131012224204417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 34.

Adding to 131012224204417 its reverse (714402422210131), we get a palindrome (845414646414548).

The spelling of 131012224204417 in words is "one hundred thirty-one trillion, twelve billion, two hundred twenty-four million, two hundred four thousand, four hundred seventeen".