20130011323103 has 24 divisors (see below), whose sum is σ = 22346585468928. Its totient is φ = 18117900680000.

The previous prime is 20130011323043. The next prime is 20130011323139. The reversal of 20130011323103 is 30132311003102.

It is not a de Polignac number, because 20130011323103 - 2⁸ = 20130011322847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130011323183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 385436450 + ... + 385488672.

It is an arithmetic number, because the mean of its divisors is an integer number (931107727872).

Almost surely, 2^{20130011323103} is an apocalyptic number.

20130011323103 is a deficient number, since it is larger than the sum of its proper divisors (2216574145825).

20130011323103 is a wasteful number, since it uses less digits than its factorization.

20130011323103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83887 (or 83876 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 20130011323103 its reverse (30132311003102), we get a palindrome (50262322326205).

The spelling of 20130011323103 in words is "twenty trillion, one hundred thirty billion, eleven million, three hundred twenty-three thousand, one hundred three".