100203202232317 has 2 divisors, whose sum is σ = 100203202232318. Its totient is φ = 100203202232316.

The previous prime is 100203202232249. The next prime is 100203202232321. The reversal of 100203202232317 is 713232202302001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98560637028441 + 1642565203876 = 9927771^2 + 1281626^2 .

It is a cyclic number.

It is not a de Polignac number, because 100203202232317 - 2³⁹ = 99653446418429 is a prime.

It is a super-2 number, since 2×100203202232317² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100203202232377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101601116158 + 50101601116159.

It is an arithmetic number, because the mean of its divisors is an integer number (50101601116159).

Almost surely, 2^{100203202232317} is an apocalyptic number.

It is an amenable number.

100203202232317 is a deficient number, since it is larger than the sum of its proper divisors (1).

100203202232317 is an equidigital number, since it uses as much as digits as its factorization.

100203202232317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 100203202232317 its reverse (713232202302001), we get a palindrome (813435404534318).

The spelling of 100203202232317 in words is "one hundred trillion, two hundred three billion, two hundred two million, two hundred thirty-two thousand, three hundred seventeen".