11323021222 has 4 divisors (see below), whose sum is σ = 16984531836. Its totient is φ = 5661510610.

The previous prime is 11323021211. The next prime is 11323021247. The reversal of 11323021222 is 22212032311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22212032311 = 7 ⋅3173147473.

It is a self number, because there is not a number n which added to its sum of digits gives 11323021222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830755304 + ... + 2830755307.

It is an arithmetic number, because the mean of its divisors is an integer number (4246132959).

Almost surely, 2^11323021222 is an apocalyptic number.

11323021222 is a deficient number, since it is larger than the sum of its proper divisors (5661510614).

11323021222 is an equidigital number, since it uses as much as digits as its factorization.

11323021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5661510613.

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

Adding to 11323021222 its reverse (22212032311), we get a palindrome (33535053533).

The spelling of 11323021222 in words is "eleven billion, three hundred twenty-three million, twenty-one thousand, two hundred twenty-two".