100100004 has 12 divisors (see below), whose sum is σ = 233566704. Its totient is φ = 33366664.

The previous prime is 100099981. The next prime is 100100051. The reversal of 100100004 is 400001001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a junction number, because it is equal to n+sod(n) for n = 100099965 and 100100001.

It is an unprimeable number.

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, 4170822 + ... + 4170845.

It is an arithmetic number, because the mean of its divisors is an integer number (19463892).

Almost surely, 2^100100004 is an apocalyptic number.

It is an amenable number.

100100004 is an abundant number, since it is smaller than the sum of its proper divisors (133466700).

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

100100004 is a wasteful number, since it uses less digits than its factorization.

100100004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8341674 (or 8341672 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 100100004 is about 10004.9989505247. The cubic root of 100100004 is about 464.3135576292.

Adding to 100100004 its reverse (400001001), we get a palindrome (500101005).

The spelling of 100100004 in words is "one hundred million, one hundred thousand, four".