100404313203 has 16 divisors (see below), whose sum is σ = 145464089600. Its totient is φ = 61367660640.

The previous prime is 100404313189. The next prime is 100404313237. The reversal of 100404313203 is 302313404001.

It is not a de Polignac number, because 100404313203 - 2¹² = 100404309107 is a prime.

It is a super-2 number, since 2×100404313203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100404313203.

It is not an unprimeable number, because it can be changed into a prime (100404313903) 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 15 ways as a sum of consecutive naturals, for example, 28409188 + ... + 28412721.

It is an arithmetic number, because the mean of its divisors is an integer number (9091505600).

Almost surely, 2^100404313203 is an apocalyptic number.

100404313203 is a deficient number, since it is larger than the sum of its proper divisors (45059776397).

100404313203 is a wasteful number, since it uses less digits than its factorization.

100404313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56821962.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 100404313203 its reverse (302313404001), we get a palindrome (402717717204).

The spelling of 100404313203 in words is "one hundred billion, four hundred four million, three hundred thirteen thousand, two hundred three".