100023203317 has 2 divisors, whose sum is σ = 100023203318. Its totient is φ = 100023203316.

The previous prime is 100023203309. The next prime is 100023203339. The reversal of 100023203317 is 713302320001.

It is a happy number.

It is an a-pointer prime, because the next prime (100023203339) can be obtained adding 100023203317 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50157633681 + 49865569636 = 223959^2 + 223306^2 .

It is a cyclic number.

It is not a de Polignac number, because 100023203317 - 2³ = 100023203309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100023203017) 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, 50011601658 + 50011601659.

It is an arithmetic number, because the mean of its divisors is an integer number (50011601659).

Almost surely, 2^100023203317 is an apocalyptic number.

It is an amenable number.

100023203317 is a deficient number, since it is larger than the sum of its proper divisors (1).

100023203317 is an equidigital number, since it uses as much as digits as its factorization.

100023203317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

Adding to 100023203317 its reverse (713302320001), we get a palindrome (813325523318).

The spelling of 100023203317 in words is "one hundred billion, twenty-three million, two hundred three thousand, three hundred seventeen".