242220200020 has 72 divisors (see below), whose sum is σ = 568783222560. Its totient is φ = 86389332480.

The previous prime is 242220199993. The next prime is 242220200059. The reversal of 242220200020 is 20002022242.

242220200020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 242220199967 and 242220200003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 992986 + ... + 1212625.

It is an arithmetic number, because the mean of its divisors is an integer number (7899766980).

Almost surely, 2^242220200020 is an apocalyptic number.

242220200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242220200020 is an abundant number, since it is smaller than the sum of its proper divisors (326563022540).

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

242220200020 is a wasteful number, since it uses less digits than its factorization.

242220200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205673 (or 2205654 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 242220200020 its reverse (20002022242), we get a palindrome (262222222262).

The spelling of 242220200020 in words is "two hundred forty-two billion, two hundred twenty million, two hundred thousand, twenty".