242222202222 has 384 divisors, whose sum is σ = 677844744192. Its totient is φ = 56107054080.

The previous prime is 242222202203. The next prime is 242222202241. The reversal of 242222202222 is 222202222242.

It is an interprime number because it is at equal distance from previous prime (242222202203) and next prime (242222202241).

It is a junction number, because it is equal to n+sod(n) for n = 242222202192 and 242222202201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 481554823 + ... + 481555325.

It is an arithmetic number, because the mean of its divisors is an integer number (1765220688).

Almost surely, 2^242222202222 is an apocalyptic number.

242222202222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 242222202222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338922372096).

242222202222 is an abundant number, since it is smaller than the sum of its proper divisors (435622541970).

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

242222202222 is a wasteful number, since it uses less digits than its factorization.

242222202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 773 counting only the distinct ones).

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

Adding to 242222202222 its reverse (222202222242), we get a palindrome (464424424464).

It can be divided in two parts, 242222 and 202222, that added together give a palindrome (444444).

The spelling of 242222202222 in words is "two hundred forty-two billion, two hundred twenty-two million, two hundred two thousand, two hundred twenty-two".