2112001103 has 8 divisors (see below), whose sum is σ = 2237771088. Its totient is φ = 1986401664.

The previous prime is 2112001043. The next prime is 2112001117. The reversal of 2112001103 is 3011002112.

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 2112001103 - 2²⁴ = 2095223887 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 (2112001163) 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, 16676 + ... + 67097.

It is an arithmetic number, because the mean of its divisors is an integer number (279721386).

Almost surely, 2^2112001103 is an apocalyptic number.

2112001103 is a deficient number, since it is larger than the sum of its proper divisors (125769985).

2112001103 is a wasteful number, since it uses less digits than its factorization.

2112001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85273.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 2112001103 is about 45956.5131727811. The cubic root of 2112001103 is about 1283.0139553512.

Adding to 2112001103 its reverse (3011002112), we get a palindrome (5123003215).

The spelling of 2112001103 in words is "two billion, one hundred twelve million, one thousand, one hundred three".