1222022323 has 16 divisors (see below), whose sum is σ = 1252817280. Its totient is φ = 1191730176.

The previous prime is 1222022281. The next prime is 1222022353. The reversal of 1222022323 is 3232202221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222022323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1222022323.

It is not an unprimeable number, because it can be changed into a prime (1222022353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3626011 + ... + 3626347.

It is an arithmetic number, because the mean of its divisors is an integer number (78301080).

Almost surely, 2^1222022323 is an apocalyptic number.

1222022323 is a deficient number, since it is larger than the sum of its proper divisors (30794957).

1222022323 is a wasteful number, since it uses less digits than its factorization.

1222022323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846.

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

The square root of 1222022323 is about 34957.4358756474. The cubic root of 1222022323 is about 1069.1198174007.

Adding to 1222022323 its reverse (3232202221), we get a palindrome (4454224544).

It can be divided in two parts, 12220 and 22323, that added together give a palindrome (34543).

The spelling of 1222022323 in words is "one billion, two hundred twenty-two million, twenty-two thousand, three hundred twenty-three".