100423116 has 36 divisors (see below), whose sum is σ = 254770152. Its totient is φ = 33352704.

The previous prime is 100423109. The next prime is 100423121. The reversal of 100423116 is 611324001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5260 + ... + 15116.

Almost surely, 2^100423116 is an apocalyptic number.

It is an amenable number.

100423116 is an abundant number, since it is smaller than the sum of its proper divisors (154347036).

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

100423116 is a wasteful number, since it uses less digits than its factorization.

100423116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10150 (or 10145 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 100423116 is about 10021.1334688248. The cubic root of 100423116 is about 464.8126057254.

Adding to 100423116 its reverse (611324001), we get a palindrome (711747117).

The spelling of 100423116 in words is "one hundred million, four hundred twenty-three thousand, one hundred sixteen".