100995201 has 16 divisors (see below), whose sum is σ = 150465600. Its totient is φ = 66950784.

The previous prime is 100995187. The next prime is 100995211. The reversal of 100995201 is 102599001.

It is a happy number.

It is not a de Polignac number, because 100995201 - 2⁶ = 100995137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (100995211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5616 + ... + 15281.

It is an arithmetic number, because the mean of its divisors is an integer number (9404100).

Almost surely, 2^100995201 is an apocalyptic number.

It is an amenable number.

100995201 is a deficient number, since it is larger than the sum of its proper divisors (49470399).

100995201 is a wasteful number, since it uses less digits than its factorization.

100995201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21085 (or 21079 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 100995201 is about 10049.6368591109. The cubic root of 100995201 is about 465.6935747597.

The spelling of 100995201 in words is "one hundred million, nine hundred ninety-five thousand, two hundred one".