242421432210 has 96 divisors (see below), whose sum is σ = 657875312640. Its totient is φ = 61818539904.

The previous prime is 242421432203. The next prime is 242421432223. The reversal of 242421432210 is 12234124242.

It is a happy number.

242421432210 is a `hidden beast` number, since 2 + 424 + 2 + 14 + 3 + 221 + 0 = 666.

242421432210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 9005551 + ... + 9032429.

It is an arithmetic number, because the mean of its divisors is an integer number (6852867840).

Almost surely, 2^242421432210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242421432210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328937656320).

242421432210 is an abundant number, since it is smaller than the sum of its proper divisors (415453880430).

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

242421432210 is a wasteful number, since it uses less digits than its factorization.

242421432210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31272 (or 31269 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 242421432210 its reverse (12234124242), we get a palindrome (254655556452).

The spelling of 242421432210 in words is "two hundred forty-two billion, four hundred twenty-one million, four hundred thirty-two thousand, two hundred ten".