100500101050501 has 8 divisors (see below), whose sum is σ = 100572864106104. Its totient is φ = 100427362875840.

The previous prime is 100500101050477. The next prime is 100500101050513. The reversal of 100500101050501 is 105050101005001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4519871748001 + 95980229302500 = 2125999^2 + 9796950^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100500101050501 - 2⁵ = 100500101050469 is a prime.

It is a super-2 number, since 2×100500101050501² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100500101050571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1864971 + ... + 14299591.

It is an arithmetic number, because the mean of its divisors is an integer number (12571608013263).

Almost surely, 2^{100500101050501} is an apocalyptic number.

It is an amenable number.

100500101050501 is a deficient number, since it is larger than the sum of its proper divisors (72763055603).

100500101050501 is a wasteful number, since it uses less digits than its factorization.

100500101050501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12440471.

The product of its (nonzero) digits is 125, while the sum is 19.

Adding to 100500101050501 its reverse (105050101005001), we get a palindrome (205550202055502).

The spelling of 100500101050501 in words is "one hundred trillion, five hundred billion, one hundred one million, fifty thousand, five hundred one".