2322220312 has 16 divisors (see below), whose sum is σ = 4373691840. Its totient is φ = 1155902496.

The previous prime is 2322220297. The next prime is 2322220331. The reversal of 2322220312 is 2130222232.

It is a self number, because there is not a number n which added to its sum of digits gives 2322220312.

It is a congruent number.

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, 649063 + ... + 652630.

It is an arithmetic number, because the mean of its divisors is an integer number (273355740).

Almost surely, 2^2322220312 is an apocalyptic number.

It is an amenable number.

2322220312 is a deficient number, since it is larger than the sum of its proper divisors (2051471528).

2322220312 is a wasteful number, since it uses less digits than its factorization.

2322220312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301922 (or 1301918 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2322220312 is about 48189.4211627407. The cubic root of 2322220312 is about 1324.2433676089.

Adding to 2322220312 its reverse (2130222232), we get a palindrome (4452442544).

It can be divided in two parts, 23222 and 20312, that added together give a palindrome (43534).

The spelling of 2322220312 in words is "two billion, three hundred twenty-two million, two hundred twenty thousand, three hundred twelve".