242162212122 has 96 divisors (see below), whose sum is σ = 551678459904. Its totient is φ = 76674477600.

The previous prime is 242162212057. The next prime is 242162212133. The reversal of 242162212122 is 221212261242.

242162212122 is a `hidden beast` number, since 2 + 4 + 2 + 1 + 622 + 12 + 1 + 22 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8979823 + ... + 9006749.

It is an arithmetic number, because the mean of its divisors is an integer number (5746650624).

Almost surely, 2^242162212122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242162212122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275839229952).

242162212122 is an abundant number, since it is smaller than the sum of its proper divisors (309516247782).

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

242162212122 is a wasteful number, since it uses less digits than its factorization.

242162212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27264 (or 27261 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 242162212122 its reverse (221212261242), we get a palindrome (463374473364).

The spelling of 242162212122 in words is "two hundred forty-two billion, one hundred sixty-two million, two hundred twelve thousand, one hundred twenty-two".