242022220 has 24 divisors (see below), whose sum is σ = 554451408. Its totient is φ = 88008000.

The previous prime is 242022211. The next prime is 242022227. The reversal of 242022220 is 22220242.

242022220 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 = 242022194 and 242022203.

It is not an unprimeable number, because it can be changed into a prime (242022227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549831 + ... + 550270.

It is an arithmetic number, because the mean of its divisors is an integer number (23102142).

Almost surely, 2^242022220 is an apocalyptic number.

242022220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242022220 is an abundant number, since it is smaller than the sum of its proper divisors (312429188).

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

242022220 is a wasteful number, since it uses less digits than its factorization.

242022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100121 (or 1100119 counting only the distinct ones).

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

The square root of 242022220 is about 15557.0633475602. The cubic root of 242022220 is about 623.1870405699.

Adding to 242022220 its reverse (22220242), we get a palindrome (264242462).

It can be divided in two parts, 2420222 and 20, that added together give a palindrome (2420242).

The spelling of 242022220 in words is "two hundred forty-two million, twenty-two thousand, two hundred twenty".