242140421124 has 36 divisors (see below), whose sum is σ = 699516772864. Its totient is φ = 69182977392.

The previous prime is 242140421063. The next prime is 242140421191. The reversal of 242140421124 is 421124041242.

242140421124 is a `hidden beast` number, since 2 + 4 + 21 + 404 + 211 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 480437092 + ... + 480437595.

Almost surely, 2^242140421124 is an apocalyptic number.

It is an amenable number.

242140421124 is an abundant number, since it is smaller than the sum of its proper divisors (457376351740).

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

242140421124 is a wasteful number, since it uses less digits than its factorization.

242140421124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960874704 (or 960874699 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 242140421124 its reverse (421124041242), we get a palindrome (663264462366).

The spelling of 242140421124 in words is "two hundred forty-two billion, one hundred forty million, four hundred twenty-one thousand, one hundred twenty-four".