22123224002 has 12 divisors (see below), whose sum is σ = 36475894518. Its totient is φ = 10056010800.

The previous prime is 22123223987. The next prime is 22123224007. The reversal of 22123224002 is 20042232122.

It can be written as a sum of positive squares in only one way, i.e., 21892457521 + 230766481 = 147961^2 + 15191^2 .

It is not an unprimeable number, because it can be changed into a prime (22123224007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45708899 + ... + 45709382.

Almost surely, 2^22123224002 is an apocalyptic number.

22123224002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22123224002 is a deficient number, since it is larger than the sum of its proper divisors (14352670516).

22123224002 is a wasteful number, since it uses less digits than its factorization.

22123224002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91418305 (or 91418294 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22123224002 its reverse (20042232122), we get a palindrome (42165456124).

The spelling of 22123224002 in words is "twenty-two billion, one hundred twenty-three million, two hundred twenty-four thousand, two".