22224212233 has 4 divisors (see below), whose sum is σ = 22224549888. Its totient is φ = 22223874580.

The previous prime is 22224212203. The next prime is 22224212261. The reversal of 22224212233 is 33221242222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22224212233 - 2²⁹ = 21687341321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22224212198 and 22224212207.

It is not an unprimeable number, because it can be changed into a prime (22224212203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34441 + ... + 213622.

It is an arithmetic number, because the mean of its divisors is an integer number (5556137472).

Almost surely, 2^22224212233 is an apocalyptic number.

It is an amenable number.

22224212233 is a deficient number, since it is larger than the sum of its proper divisors (337655).

22224212233 is an equidigital number, since it uses as much as digits as its factorization.

22224212233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337654.

The product of its digits is 4608, while the sum is 25.

Adding to 22224212233 its reverse (33221242222), we get a palindrome (55445454455).

The spelling of 22224212233 in words is "twenty-two billion, two hundred twenty-four million, two hundred twelve thousand, two hundred thirty-three".