220420242204 has 24 divisors (see below), whose sum is σ = 514365913488. Its totient is φ = 73465983360.

The previous prime is 220420242197. The next prime is 220420242221. The reversal of 220420242204 is 402242024022.

220420242204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 804577 + ... + 1043160.

It is an arithmetic number, because the mean of its divisors is an integer number (21431913062).

Almost surely, 2^220420242204 is an apocalyptic number.

It is an amenable number.

220420242204 is an abundant number, since it is smaller than the sum of its proper divisors (293945671284).

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

220420242204 is a wasteful number, since it uses less digits than its factorization.

220420242204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857685 (or 1857683 counting only the distinct ones).

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

Adding to 220420242204 its reverse (402242024022), we get a palindrome (622662266226).

The spelling of 220420242204 in words is "two hundred twenty billion, four hundred twenty million, two hundred forty-two thousand, two hundred four".