2113103203100 has 18 divisors (see below), whose sum is σ = 4585433950944. Its totient is φ = 845241281200.

The previous prime is 2113103203073. The next prime is 2113103203103. The reversal of 2113103203100 is 13023013112.

It is a super-2 number, since 2×2113103203100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113103203103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10565515916 + ... + 10565516115.

It is an arithmetic number, because the mean of its divisors is an integer number (254746330608).

Almost surely, 2^{2113103203100} is an apocalyptic number.

2113103203100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113103203100 is an abundant number, since it is smaller than the sum of its proper divisors (2472330747844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113103203100 is a wasteful number, since it uses less digits than its factorization.

2113103203100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21131032045 (or 21131032038 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2113103203100 its reverse (13023013112), we get a palindrome (2126126216212).

The spelling of 2113103203100 in words is "two trillion, one hundred thirteen billion, one hundred three million, two hundred three thousand, one hundred".