242442222020 has 12 divisors (see below), whose sum is σ = 509128666284. Its totient is φ = 96976888800.

The previous prime is 242442221999. The next prime is 242442222037. The reversal of 242442222020 is 20222244242.

It can be written as a sum of positive squares in 2 ways, for example, as 54127883716 + 188314338304 = 232654^2 + 433952^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6061055531 + ... + 6061055570.

It is an arithmetic number, because the mean of its divisors is an integer number (42427388857).

Almost surely, 2^242442222020 is an apocalyptic number.

242442222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242442222020 is an abundant number, since it is smaller than the sum of its proper divisors (266686444264).

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

242442222020 is a wasteful number, since it uses less digits than its factorization.

242442222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12122111110 (or 12122111108 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 242442222020 its reverse (20222244242), we get a palindrome (262664466262).

It can be divided in two parts, 2424422 and 22020, that added together give a palindrome (2446442).

The spelling of 242442222020 in words is "two hundred forty-two billion, four hundred forty-two million, two hundred twenty-two thousand, twenty".