242044112021 has 4 divisors (see below), whose sum is σ = 242832529632. Its totient is φ = 241255694412.

The previous prime is 242044111999. The next prime is 242044112069. The reversal of 242044112021 is 120211440242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242044112021 - 2⁶ = 242044111957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242044114021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394208345 + ... + 394208958.

It is an arithmetic number, because the mean of its divisors is an integer number (60708132408).

Almost surely, 2^242044112021 is an apocalyptic number.

It is an amenable number.

242044112021 is a deficient number, since it is larger than the sum of its proper divisors (788417611).

242044112021 is an equidigital number, since it uses as much as digits as its factorization.

242044112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788417610.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 242044112021 its reverse (120211440242), we get a palindrome (362255552263).

The spelling of 242044112021 in words is "two hundred forty-two billion, forty-four million, one hundred twelve thousand, twenty-one".