100111444 has 12 divisors (see below), whose sum is σ = 175281568. Its totient is φ = 50031000.

The previous prime is 100111441. The next prime is 100111471. The reversal of 100111444 is 444111001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5299 + ... + 15109.

Almost surely, 2^100111444 is an apocalyptic number.

It is an amenable number.

100111444 is a deficient number, since it is larger than the sum of its proper divisors (75170124).

100111444 is a wasteful number, since it uses less digits than its factorization.

100111444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12366 (or 12364 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 100111444 is about 10005.5706483938. The cubic root of 100111444 is about 464.3312450902.

Adding to 100111444 its reverse (444111001), we get a palindrome (544222445).

The spelling of 100111444 in words is "one hundred million, one hundred eleven thousand, four hundred forty-four".