2311322212 has 12 divisors (see below), whose sum is σ = 4068195516. Its totient is φ = 1148980640.

The previous prime is 2311322177. The next prime is 2311322231. The reversal of 2311322212 is 2122231132.

2311322212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1995051556 + 316270656 = 44666^2 + 17784^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2311322212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1669339 + ... + 1670722.

It is an arithmetic number, because the mean of its divisors is an integer number (339016293).

Almost surely, 2^2311322212 is an apocalyptic number.

It is an amenable number.

2311322212 is a deficient number, since it is larger than the sum of its proper divisors (1756873304).

2311322212 is a wasteful number, since it uses less digits than its factorization.

2311322212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340238 (or 3340236 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 2311322212 is about 48076.2125380109. The cubic root of 2311322212 is about 1322.1685757247.

Adding to 2311322212 its reverse (2122231132), we get a palindrome (4433553344).

The spelling of 2311322212 in words is "two billion, three hundred eleven million, three hundred twenty-two thousand, two hundred twelve".