2012231320303 has 4 divisors (see below), whose sum is σ = 2081618607240. Its totient is φ = 1942844033368.

The previous prime is 2012231320289. The next prime is 2012231320327. The reversal of 2012231320303 is 3030231322102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2012231320303 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 (2012231323303) 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, 34693643425 + ... + 34693643482.

It is an arithmetic number, because the mean of its divisors is an integer number (520404651810).

Almost surely, 2^{2012231320303} is an apocalyptic number.

2012231320303 is a deficient number, since it is larger than the sum of its proper divisors (69387286937).

2012231320303 is an equidigital number, since it uses as much as digits as its factorization.

2012231320303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69387286936.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2012231320303 its reverse (3030231322102), we get a palindrome (5042462642405).

The spelling of 2012231320303 in words is "two trillion, twelve billion, two hundred thirty-one million, three hundred twenty thousand, three hundred three".