2111513103103 has 8 divisors (see below), whose sum is σ = 2135288746800. Its totient is φ = 2087738587968.

The previous prime is 2111513103097. The next prime is 2111513103143. The reversal of 2111513103103 is 3013013151112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111513103103 - 2²⁵ = 2111479548671 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 (2111513103143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3813693 + ... + 4332121.

It is an arithmetic number, because the mean of its divisors is an integer number (266911093350).

Almost surely, 2^{2111513103103} is an apocalyptic number.

2111513103103 is a deficient number, since it is larger than the sum of its proper divisors (23775643697).

2111513103103 is an equidigital number, since it uses as much as digits as its factorization.

2111513103103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564281.

The product of its (nonzero) digits is 270, while the sum is 22.

Adding to 2111513103103 its reverse (3013013151112), we get a palindrome (5124526254215).

The spelling of 2111513103103 in words is "two trillion, one hundred eleven billion, five hundred thirteen million, one hundred three thousand, one hundred three".