2311224312 has 16 divisors (see below), whose sum is σ = 5778060840. Its totient is φ = 770408096.

The previous prime is 2311224263. The next prime is 2311224317. The reversal of 2311224312 is 2134221132.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311224317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48150483 + ... + 48150530.

Almost surely, 2^2311224312 is an apocalyptic number.

It is an amenable number.

2311224312 is an abundant number, since it is smaller than the sum of its proper divisors (3466836528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2311224312 is a wasteful number, since it uses less digits than its factorization.

2311224312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96301022 (or 96301018 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 2311224312 is about 48075.1943521813. The cubic root of 2311224312 is about 1322.1499078917.

Adding to 2311224312 its reverse (2134221132), we get a palindrome (4445445444).

The spelling of 2311224312 in words is "two billion, three hundred eleven million, two hundred twenty-four thousand, three hundred twelve".