100240112 has 40 divisors (see below), whose sum is σ = 229128192. Its totient is φ = 41572800.

The previous prime is 100240087. The next prime is 100240117. The reversal of 100240112 is 211042001.

It is a junction number, because it is equal to n+sod(n) for n = 100240093 and 100240102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100240117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10964 + ... + 17907.

Almost surely, 2^100240112 is an apocalyptic number.

It is an amenable number.

100240112 is an abundant number, since it is smaller than the sum of its proper divisors (128888080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100240112 is a wasteful number, since it uses less digits than its factorization.

100240112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28917 (or 28911 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 100240112 is about 10011.9984019176. The cubic root of 100240112 is about 464.5300868109.

Adding to 100240112 its reverse (211042001), we get a palindrome (311282113).

It can be divided in two parts, 1002 and 40112, that added together give a palindrome (41114).

The spelling of 100240112 in words is "one hundred million, two hundred forty thousand, one hundred twelve".