100500500601 has 28 divisors (see below), whose sum is σ = 159545476692. Its totient is φ = 63059129856.

The previous prime is 100500500599. The next prime is 100500500629. The reversal of 100500500601 is 106005005001.

100500500601 is a `hidden beast` number, since 10 + 0 + 5 + 0 + 0 + 50 + 0 + 601 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 80939681001 + 19560819600 = 284499^2 + 139860^2 .

It is not a de Polignac number, because 100500500601 - 2¹ = 100500500599 is a prime.

It is a super-2 number, since 2×100500500601² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100500500501) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 4042336 + ... + 4067121.

It is an arithmetic number, because the mean of its divisors is an integer number (5698052739).

Almost surely, 2^100500500601 is an apocalyptic number.

It is an amenable number.

100500500601 is a deficient number, since it is larger than the sum of its proper divisors (59044976091).

100500500601 is an frugal number, since it uses more digits than its factorization.

100500500601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8109492 (or 8109477 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 100500500601 its reverse (106005005001), we get a palindrome (206505505602).

The spelling of 100500500601 in words is "one hundred billion, five hundred million, five hundred thousand, six hundred one".