2321312311 has 8 divisors (see below), whose sum is σ = 2466550224. Its totient is φ = 2177040000.

The previous prime is 2321312303. The next prime is 2321312341. The reversal of 2321312311 is 1132131232.

2321312311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2321312311 - 2³ = 2321312303 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 (2321312341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236440 + ... + 246061.

It is an arithmetic number, because the mean of its divisors is an integer number (308318778).

Almost surely, 2^2321312311 is an apocalyptic number.

2321312311 is a deficient number, since it is larger than the sum of its proper divisors (145237913).

2321312311 is a wasteful number, since it uses less digits than its factorization.

2321312311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482801.

The product of its digits is 216, while the sum is 19.

The square root of 2321312311 is about 48179.9990763802. Note that the first 3 decimals coincide. The cubic root of 2321312311 is about 1324.0707496124.

Adding to 2321312311 its reverse (1132131232), we get a palindrome (3453443543).

It can be divided in two parts, 232131231 and 1, that added together give a palindrome (232131232).

The spelling of 2321312311 in words is "two billion, three hundred twenty-one million, three hundred twelve thousand, three hundred eleven".