4223111222020 has 24 divisors (see below), whose sum is σ = 8870293756800. Its totient is φ = 1688909214432.

The previous prime is 4223111221963. The next prime is 4223111222023. The reversal of 4223111222020 is 202221113224.

It is a junction number, because it is equal to n+sod(n) for n = 4223111221982 and 4223111222000.

It is not an unprimeable number, because it can be changed into a prime (4223111222023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20851350 + ... + 21052909.

It is an arithmetic number, because the mean of its divisors is an integer number (369595573200).

Almost surely, 2^{4223111222020} is an apocalyptic number.

It is an amenable number.

4223111222020 is an abundant number, since it is smaller than the sum of its proper divisors (4647182534780).

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

4223111222020 is a wasteful number, since it uses less digits than its factorization.

4223111222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41909307 (or 41909305 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 4223111222020 its reverse (202221113224), we get a palindrome (4425332335244).

The spelling of 4223111222020 in words is "four trillion, two hundred twenty-three billion, one hundred eleven million, two hundred twenty-two thousand, twenty".