22220211224 has 16 divisors (see below), whose sum is σ = 41664592320. Its totient is φ = 11109653280.

The previous prime is 22220211203. The next prime is 22220211227. The reversal of 22220211224 is 42211202222.

It is a junction number, because it is equal to n+sod(n) for n = 22220211196 and 22220211205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220211227) 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, 249977 + ... + 326999.

It is an arithmetic number, because the mean of its divisors is an integer number (2604037020).

Almost surely, 2^22220211224 is an apocalyptic number.

It is an amenable number.

22220211224 is a deficient number, since it is larger than the sum of its proper divisors (19444381096).

22220211224 is a wasteful number, since it uses less digits than its factorization.

22220211224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113090 (or 113086 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22220211224 its reverse (42211202222), we get a palindrome (64431413446).

The spelling of 22220211224 in words is "twenty-two billion, two hundred twenty million, two hundred eleven thousand, two hundred twenty-four".