100444101 has 4 divisors (see below), whose sum is σ = 133925472. Its totient is φ = 66962732.

The previous prime is 100444073. The next prime is 100444103. The reversal of 100444101 is 101444001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100444101 - 2⁶ = 100444037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100444103) 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 3 ways as a sum of consecutive naturals, for example, 16740681 + ... + 16740686.

It is an arithmetic number, because the mean of its divisors is an integer number (33481368).

Almost surely, 2^100444101 is an apocalyptic number.

It is an amenable number.

100444101 is a deficient number, since it is larger than the sum of its proper divisors (33481371).

100444101 is an equidigital number, since it uses as much as digits as its factorization.

100444101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33481370.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 100444101 is about 10022.1804513788. The cubic root of 100444101 is about 464.8449801214.

Adding to 100444101 its reverse (101444001), we get a palindrome (201888102).

The spelling of 100444101 in words is "one hundred million, four hundred forty-four thousand, one hundred one".