2012331103 has 4 divisors (see below), whose sum is σ = 2015442000. Its totient is φ = 2009220208.

The previous prime is 2012331091. The next prime is 2012331109. The reversal of 2012331103 is 3011332102.

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 2012331103 - 2¹³ = 2012322911 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 (2012331109) 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, 1554478 + ... + 1555771.

It is an arithmetic number, because the mean of its divisors is an integer number (503860500).

Almost surely, 2^2012331103 is an apocalyptic number.

2012331103 is a deficient number, since it is larger than the sum of its proper divisors (3110897).

2012331103 is an equidigital number, since it uses as much as digits as its factorization.

2012331103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110896.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2012331103 is about 44859.0136204531. The cubic root of 2012331103 is about 1262.5051157914.

Adding to 2012331103 its reverse (3011332102), we get a palindrome (5023663205).

Subtracting 2012331103 from its reverse (3011332102), we obtain a palindrome (999000999).

The spelling of 2012331103 in words is "two billion, twelve million, three hundred thirty-one thousand, one hundred three".