242021400234 has 8 divisors (see below), whose sum is σ = 484042800480. Its totient is φ = 80673800076.

The previous prime is 242021400223. The next prime is 242021400281. The reversal of 242021400234 is 432004120242.

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

242021400234 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20168450014 + ... + 20168450025.

It is an arithmetic number, because the mean of its divisors is an integer number (60505350060).

Almost surely, 2^242021400234 is an apocalyptic number.

242021400234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

242021400234 is a wasteful number, since it uses less digits than its factorization.

242021400234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40336900044.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 242021400234 its reverse (432004120242), we get a palindrome (674025520476).

The spelling of 242021400234 in words is "two hundred forty-two billion, twenty-one million, four hundred thousand, two hundred thirty-four".