100403121304 has 16 divisors (see below), whose sum is σ = 188703022320. Its totient is φ = 50082315360.

The previous prime is 100403121233. The next prime is 100403121307. The reversal of 100403121304 is 403121304001.

It is a super-3 number, since 3×100403121304³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100403121307) by changing a digit.

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, 14902084 + ... + 14908819.

It is an arithmetic number, because the mean of its divisors is an integer number (11793938895).

Almost surely, 2^100403121304 is an apocalyptic number.

It is an amenable number.

100403121304 is a deficient number, since it is larger than the sum of its proper divisors (88299901016).

100403121304 is a wasteful number, since it uses less digits than its factorization.

100403121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29811330 (or 29811326 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 100403121304 its reverse (403121304001), we get a palindrome (503524425305).

The spelling of 100403121304 in words is "one hundred billion, four hundred three million, one hundred twenty-one thousand, three hundred four".