2103312011103 has 12 divisors (see below), whose sum is σ = 3038269994448. Its totient is φ = 1402137555840.

The previous prime is 2103312011069. The next prime is 2103312011111. The reversal of 2103312011103 is 3011102133012.

2103312011103 is a `hidden beast` number, since 21 + 0 + 331 + 201 + 110 + 3 = 666.

It is not a de Polignac number, because 2103312011103 - 2³³ = 2094722076511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103312011183) 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, 5681563 + ... + 6040428.

It is an arithmetic number, because the mean of its divisors is an integer number (253189166204).

Almost surely, 2^{2103312011103} is an apocalyptic number.

2103312011103 is a deficient number, since it is larger than the sum of its proper divisors (934957983345).

2103312011103 is a wasteful number, since it uses less digits than its factorization.

2103312011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11741934 (or 11741931 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 2103312011103 its reverse (3011102133012), we get a palindrome (5114414144115).

The spelling of 2103312011103 in words is "two trillion, one hundred three billion, three hundred twelve million, eleven thousand, one hundred three".