100113312303 has 12 divisors (see below), whose sum is σ = 144680484000. Its totient is φ = 66708808416.

The previous prime is 100113312269. The next prime is 100113312311. The reversal of 100113312303 is 303213311001.

It is a happy number.

100113312303 is a `hidden beast` number, since 100 + 1 + 1 + 331 + 230 + 3 = 666.

It is not a de Polignac number, because 100113312303 - 2⁹ = 100113311791 is a prime.

It is a super-2 number, since 2×100113312303² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100113312203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2764326 + ... + 2800307.

It is an arithmetic number, because the mean of its divisors is an integer number (12056707000).

Almost surely, 2^100113312303 is an apocalyptic number.

100113312303 is a deficient number, since it is larger than the sum of its proper divisors (44567171697).

100113312303 is a wasteful number, since it uses less digits than its factorization.

100113312303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566638 (or 5566635 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 100113312303 its reverse (303213311001), we get a palindrome (403326623304).

The spelling of 100113312303 in words is "one hundred billion, one hundred thirteen million, three hundred twelve thousand, three hundred three".