242120122 has 16 divisors (see below), whose sum is σ = 369677952. Its totient is φ = 118908000.

The previous prime is 242120113. The next prime is 242120141. The reversal of 242120122 is 221021242.

It is a junction number, because it is equal to n+sod(n) for n = 242120096 and 242120105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33343 + ... + 39949.

It is an arithmetic number, because the mean of its divisors is an integer number (23104872).

Almost surely, 2^242120122 is an apocalyptic number.

242120122 is a deficient number, since it is larger than the sum of its proper divisors (127557830).

242120122 is a wasteful number, since it uses less digits than its factorization.

242120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6933.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 242120122 is about 15560.2095744241. The cubic root of 242120122 is about 623.2710590714.

Adding to 242120122 its reverse (221021242), we get a palindrome (463141364).

It can be divided in two parts, 242120 and 122, that added together give a palindrome (242242).

The spelling of 242120122 in words is "two hundred forty-two million, one hundred twenty thousand, one hundred twenty-two".