2111200021103 has 8 divisors (see below), whose sum is σ = 2112630977520. Its totient is φ = 2109769224640.

The previous prime is 2111200021093. The next prime is 2111200021169. The reversal of 2111200021103 is 3011200021112.

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 2111200021103 - 2³⁴ = 2094020151919 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 (2111200081103) 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, 38798051 + ... + 38852427.

It is an arithmetic number, because the mean of its divisors is an integer number (264078872190).

Almost surely, 2^{2111200021103} is an apocalyptic number.

2111200021103 is a deficient number, since it is larger than the sum of its proper divisors (1430956417).

2111200021103 is a wasteful number, since it uses less digits than its factorization.

2111200021103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79977.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2111200021103 its reverse (3011200021112), we get a palindrome (5122400042215).

Subtracting 2111200021103 from its reverse (3011200021112), we obtain a palindrome (900000000009).

The spelling of 2111200021103 in words is "two trillion, one hundred eleven billion, two hundred million, twenty-one thousand, one hundred three".