201112003 has 4 divisors (see below), whose sum is σ = 201304408. Its totient is φ = 200919600.

The previous prime is 201111991. The next prime is 201112019. The reversal of 201112003 is 300211102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201112003 - 2⁵ = 201111971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201112033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94626 + ... + 96727.

It is an arithmetic number, because the mean of its divisors is an integer number (50326102).

Almost surely, 2^201112003 is an apocalyptic number.

201112003 is a deficient number, since it is larger than the sum of its proper divisors (192405).

201112003 is a wasteful number, since it uses less digits than its factorization.

201112003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192404.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 201112003 is about 14181.3963698925. The cubic root of 201112003 is about 585.8853839367.

Adding to 201112003 its reverse (300211102), we get a palindrome (501323105).

Subtracting 201112003 from its reverse (300211102), we obtain a palindrome (99099099).

The spelling of 201112003 in words is "two hundred one million, one hundred twelve thousand, three".