242312124321 has 16 divisors (see below), whose sum is σ = 368683113600. Its totient is φ = 157175431344.

The previous prime is 242312124317. The next prime is 242312124323. The reversal of 242312124321 is 123421213242.

242312124321 is a `hidden beast` number, since 2 + 4 + 2 + 312 + 1 + 24 + 321 = 666.

It is not a de Polignac number, because 242312124321 - 2² = 242312124317 is a prime.

It is a super-2 number, since 2×242312124321² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (242312124323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121276341 + ... + 121278338.

It is an arithmetic number, because the mean of its divisors is an integer number (23042694600).

Almost surely, 2^242312124321 is an apocalyptic number.

It is an amenable number.

242312124321 is a deficient number, since it is larger than the sum of its proper divisors (126370989279).

242312124321 is a wasteful number, since it uses less digits than its factorization.

242312124321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242554725 (or 242554719 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 242312124321 its reverse (123421213242), we get a palindrome (365733337563).

It can be divided in two parts, 2423121 and 24321, that added together give a palindrome (2447442).

The spelling of 242312124321 in words is "two hundred forty-two billion, three hundred twelve million, one hundred twenty-four thousand, three hundred twenty-one".