100118812 has 12 divisors (see below), whose sum is σ = 178080616. Its totient is φ = 49238640.

The previous prime is 100118807. The next prime is 100118827. The reversal of 100118812 is 218811001.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204918 + ... + 205405.

Almost surely, 2^100118812 is an apocalyptic number.

It is an amenable number.

100118812 is a deficient number, since it is larger than the sum of its proper divisors (77961804).

100118812 is a wasteful number, since it uses less digits than its factorization.

100118812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410388 (or 410386 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 22.

The square root of 100118812 is about 10005.9388365110. The cubic root of 100118812 is about 464.3426360912.

Adding to 100118812 its reverse (218811001), we get a palindrome (318929813).

The spelling of 100118812 in words is "one hundred million, one hundred eighteen thousand, eight hundred twelve".