242243021992 has 32 divisors (see below), whose sum is σ = 489242580480. Its totient is φ = 112118086080.

The previous prime is 242243021989. The next prime is 242243022013. The reversal of 242243021992 is 299120342242.

242243021992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21228783 + ... + 21240190.

It is an arithmetic number, because the mean of its divisors is an integer number (15288830640).

Almost surely, 2^242243021992 is an apocalyptic number.

It is an amenable number.

242243021992 is an abundant number, since it is smaller than the sum of its proper divisors (246999558488).

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

242243021992 is a wasteful number, since it uses less digits than its factorization.

242243021992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42469033 (or 42469029 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 242243021992 in words is "two hundred forty-two billion, two hundred forty-three million, twenty-one thousand, nine hundred ninety-two".