100341661722661 has 2 divisors, whose sum is σ = 100341661722662. Its totient is φ = 100341661722660.

The previous prime is 100341661722613. The next prime is 100341661722691. The reversal of 100341661722661 is 166227166143001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84393068364900 + 15948593357761 = 9186570^2 + 3993569^2 .

It is a cyclic number.

It is not a de Polignac number, because 100341661722661 - 2⁹ = 100341661722149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100341661722691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50170830861330 + 50170830861331.

It is an arithmetic number, because the mean of its divisors is an integer number (50170830861331).

Almost surely, 2^{100341661722661} is an apocalyptic number.

It is an amenable number.

100341661722661 is a deficient number, since it is larger than the sum of its proper divisors (1).

100341661722661 is an equidigital number, since it uses as much as digits as its factorization.

100341661722661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 100341661722661 in words is "one hundred trillion, three hundred forty-one billion, six hundred sixty-one million, seven hundred twenty-two thousand, six hundred sixty-one".