100344043801 has 2 divisors, whose sum is σ = 100344043802. Its totient is φ = 100344043800.

The previous prime is 100344043739. The next prime is 100344043829. The reversal of 100344043801 is 108340443001.

It is an a-pointer prime, because the next prime (100344043829) can be obtained adding 100344043801 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65533440025 + 34810603776 = 255995^2 + 186576^2 .

It is a cyclic number.

It is not a de Polignac number, because 100344043801 - 2¹³ = 100344035609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100344043801.

It is not a weakly prime, because it can be changed into another prime (100344043831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50172021900 + 50172021901.

It is an arithmetic number, because the mean of its divisors is an integer number (50172021901).

Almost surely, 2^100344043801 is an apocalyptic number.

It is an amenable number.

100344043801 is a deficient number, since it is larger than the sum of its proper divisors (1).

100344043801 is an equidigital number, since it uses as much as digits as its factorization.

100344043801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 100344043801 its reverse (108340443001), we get a palindrome (208684486802).

The spelling of 100344043801 in words is "one hundred billion, three hundred forty-four million, forty-three thousand, eight hundred one".