10009100500501 has 4 divisors (see below), whose sum is σ = 10354241897100. Its totient is φ = 9663959103904.

The previous prime is 10009100500447. The next prime is 10009100500547. The reversal of 10009100500501 is 10500500190001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2891938324900 + 7117162175601 = 1700570^2 + 2667801^2 .

It is a cyclic number.

It is not a de Polignac number, because 10009100500501 - 2²⁷ = 10008966282773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10009100500601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172570698256 + ... + 172570698313.

It is an arithmetic number, because the mean of its divisors is an integer number (2588560474275).

Almost surely, 2^{10009100500501} is an apocalyptic number.

It is an amenable number.

10009100500501 is a deficient number, since it is larger than the sum of its proper divisors (345141396599).

10009100500501 is an equidigital number, since it uses as much as digits as its factorization.

10009100500501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345141396598.

The product of its (nonzero) digits is 225, while the sum is 22.

Adding to 10009100500501 its reverse (10500500190001), we get a palindrome (20509600690502).

The spelling of 10009100500501 in words is "ten trillion, nine billion, one hundred million, five hundred thousand, five hundred one".