220042044420 has 48 divisors (see below), whose sum is σ = 672128428608. Its totient is φ = 53343525760.

The previous prime is 220042044367. The next prime is 220042044437. The reversal of 220042044420 is 24440240022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166697859 + ... + 166699178.

It is an arithmetic number, because the mean of its divisors is an integer number (14002675596).

Almost surely, 2^220042044420 is an apocalyptic number.

220042044420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220042044420 is an abundant number, since it is smaller than the sum of its proper divisors (452086384188).

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

220042044420 is a wasteful number, since it uses less digits than its factorization.

220042044420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333397060 (or 333397058 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 220042044420 its reverse (24440240022), we get a palindrome (244482284442).

The spelling of 220042044420 in words is "two hundred twenty billion, forty-two million, forty-four thousand, four hundred twenty".