22223043020 has 24 divisors (see below), whose sum is σ = 46854330768. Its totient is φ = 8853800000.

The previous prime is 22223043001. The next prime is 22223043023. The reversal of 22223043020 is 2034032222.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22223042983 and 22223043001.

It is not an unprimeable number, because it can be changed into a prime (22223043023) 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 7 ways as a sum of consecutive naturals, for example, 2208431 + ... + 2218470.

It is an arithmetic number, because the mean of its divisors is an integer number (1952263782).

Almost surely, 2^22223043020 is an apocalyptic number.

22223043020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22223043020 is an abundant number, since it is smaller than the sum of its proper divisors (24631287748).

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

22223043020 is a wasteful number, since it uses less digits than its factorization.

22223043020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4427161 (or 4427159 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 22223043020 its reverse (2034032222), we get a palindrome (24257075242).

The spelling of 22223043020 in words is "twenty-two billion, two hundred twenty-three million, forty-three thousand, twenty".