4223433021220 has 24 divisors (see below), whose sum is σ = 10136239251264. Its totient is φ = 1448034178656.

The previous prime is 4223433021217. The next prime is 4223433021259. The reversal of 4223433021220 is 221203343224.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15083689222 + ... + 15083689501.

It is an arithmetic number, because the mean of its divisors is an integer number (422343302136).

Almost surely, 2^{4223433021220} is an apocalyptic number.

It is an amenable number.

4223433021220 is an abundant number, since it is smaller than the sum of its proper divisors (5912806230044).

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

4223433021220 is a wasteful number, since it uses less digits than its factorization.

4223433021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30167378739 (or 30167378737 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 4223433021220 its reverse (221203343224), we get a palindrome (4444636364444).

The spelling of 4223433021220 in words is "four trillion, two hundred twenty-three billion, four hundred thirty-three million, twenty-one thousand, two hundred twenty".