100104123 has 8 divisors (see below), whose sum is σ = 152539648. Its totient is φ = 57202344.

The previous prime is 100104089. The next prime is 100104127. The reversal of 100104123 is 321401001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-100104123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100104099 and 100104108.

It is not an unprimeable number, because it can be changed into a prime (100104127) 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, 2383411 + ... + 2383452.

It is an arithmetic number, because the mean of its divisors is an integer number (19067456).

Almost surely, 2^100104123 is an apocalyptic number.

100104123 is a deficient number, since it is larger than the sum of its proper divisors (52435525).

100104123 is an equidigital number, since it uses as much as digits as its factorization.

100104123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4766873.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 100104123 is about 10005.2047955052. The cubic root of 100104123 is about 464.3199261980.

Adding to 100104123 its reverse (321401001), we get a palindrome (421505124).

The spelling of 100104123 in words is "one hundred million, one hundred four thousand, one hundred twenty-three".