22343344220 has 12 divisors (see below), whose sum is σ = 46921022904. Its totient is φ = 8937337680.

The previous prime is 22343344213. The next prime is 22343344223. The reversal of 22343344220 is 2244334322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22343344223) 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, 558583586 + ... + 558583625.

It is an arithmetic number, because the mean of its divisors is an integer number (3910085242).

Almost surely, 2^22343344220 is an apocalyptic number.

22343344220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22343344220 is an abundant number, since it is smaller than the sum of its proper divisors (24577678684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22343344220 is a wasteful number, since it uses less digits than its factorization.

22343344220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117167220 (or 1117167218 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 22343344220 its reverse (2244334322), we get a palindrome (24587678542).

The spelling of 22343344220 in words is "twenty-two billion, three hundred forty-three million, three hundred forty-four thousand, two hundred twenty".