242225121 has 8 divisors (see below), whose sum is σ = 337008960. Its totient is φ = 154462352.

The previous prime is 242225119. The next prime is 242225147. The reversal of 242225121 is 121522242.

242225121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242225121 - 2¹ = 242225119 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (242225161) 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, 1755186 + ... + 1755323.

It is an arithmetic number, because the mean of its divisors is an integer number (42126120).

Almost surely, 2^242225121 is an apocalyptic number.

It is an amenable number.

242225121 is a deficient number, since it is larger than the sum of its proper divisors (94783839).

242225121 is a wasteful number, since it uses less digits than its factorization.

242225121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510535.

The product of its digits is 640, while the sum is 21.

The square root of 242225121 is about 15563.5831671245. The cubic root of 242225121 is about 623.3611429791.

Adding to 242225121 its reverse (121522242), we get a palindrome (363747363).

The spelling of 242225121 in words is "two hundred forty-two million, two hundred twenty-five thousand, one hundred twenty-one".