2012304311 has 4 divisors (see below), whose sum is σ = 2066690952. Its totient is φ = 1957917672.

The previous prime is 2012304299. The next prime is 2012304317. The reversal of 2012304311 is 1134032102.

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 2012304311 - 2¹⁰ = 2012303287 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 2012304311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012304317) 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, 27193265 + ... + 27193338.

It is an arithmetic number, because the mean of its divisors is an integer number (516672738).

Almost surely, 2^2012304311 is an apocalyptic number.

2012304311 is a deficient number, since it is larger than the sum of its proper divisors (54386641).

2012304311 is an equidigital number, since it uses as much as digits as its factorization.

2012304311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54386640.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2012304311 is about 44858.7149949706. The cubic root of 2012304311 is about 1262.4995128057.

Adding to 2012304311 its reverse (1134032102), we get a palindrome (3146336413).

The spelling of 2012304311 in words is "two billion, twelve million, three hundred four thousand, three hundred eleven".