100501101 has 32 divisors (see below), whose sum is σ = 154828800. Its totient is φ = 64361520.

The previous prime is 100501081. The next prime is 100501111. The reversal of 100501101 is 101105001.

It is a de Polignac number, because none of the positive numbers 2^k-100501101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100501111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139420 + ... + 140138.

It is an arithmetic number, because the mean of its divisors is an integer number (4838400).

Almost surely, 2^100501101 is an apocalyptic number.

It is an amenable number.

100501101 is a deficient number, since it is larger than the sum of its proper divisors (54327699).

100501101 is a wasteful number, since it uses less digits than its factorization.

100501101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926 (or 920 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

The square root of 100501101 is about 10025.0237406203. The cubic root of 100501101 is about 464.9328935418.

Adding to 100501101 its reverse (101105001), we get a palindrome (201606102).

The spelling of 100501101 in words is "one hundred million, five hundred one thousand, one hundred one".