242122254222 has 16 divisors (see below), whose sum is σ = 509731061760. Its totient is φ = 76459659192.

The previous prime is 242122254217. The next prime is 242122254223. The reversal of 242122254222 is 222452221242.

It is a self number, because there is not a number n which added to its sum of digits gives 242122254222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242122254223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1061939598 + ... + 1061939825.

It is an arithmetic number, because the mean of its divisors is an integer number (31858191360).

Almost surely, 2^242122254222 is an apocalyptic number.

242122254222 is an abundant number, since it is smaller than the sum of its proper divisors (267608807538).

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

242122254222 is a wasteful number, since it uses less digits than its factorization.

242122254222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123879447.

The product of its digits is 20480, while the sum is 30.

Adding to 242122254222 its reverse (222452221242), we get a palindrome (464574475464).

The spelling of 242122254222 in words is "two hundred forty-two billion, one hundred twenty-two million, two hundred fifty-four thousand, two hundred twenty-two".