2112241503 has 4 divisors (see below), whose sum is σ = 2816322008. Its totient is φ = 1408161000.

The previous prime is 2112241499. The next prime is 2112241529. The reversal of 2112241503 is 3051422112.

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

It is not a de Polignac number, because 2112241503 - 2² = 2112241499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2112241503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112241543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352040248 + ... + 352040253.

It is an arithmetic number, because the mean of its divisors is an integer number (704080502).

Almost surely, 2^2112241503 is an apocalyptic number.

2112241503 is a deficient number, since it is larger than the sum of its proper divisors (704080505).

2112241503 is an equidigital number, since it uses as much as digits as its factorization.

2112241503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704080504.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2112241503 is about 45959.1286144548. The cubic root of 2112241503 is about 1283.0626334907.

Adding to 2112241503 its reverse (3051422112), we get a palindrome (5163663615).

The spelling of 2112241503 in words is "two billion, one hundred twelve million, two hundred forty-one thousand, five hundred three".