2321312211 has 24 divisors (see below), whose sum is σ = 3476216016. Its totient is φ = 1491586560.

The previous prime is 2321312173. The next prime is 2321312219. The reversal of 2321312211 is 1122131232.

2321312211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2321312211 - 2¹³ = 2321304019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2321312219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7270 + ... + 68523.

It is an arithmetic number, because the mean of its divisors is an integer number (144842334).

Almost surely, 2^2321312211 is an apocalyptic number.

2321312211 is a deficient number, since it is larger than the sum of its proper divisors (1154903805).

2321312211 is a wasteful number, since it uses less digits than its factorization.

2321312211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75923 (or 75920 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2321312211 is about 48179.9980386052. The cubic root of 2321312211 is about 1324.0707305992.

Adding to 2321312211 its reverse (1122131232), we get a palindrome (3443443443).

The spelling of 2321312211 in words is "two billion, three hundred twenty-one million, three hundred twelve thousand, two hundred eleven".