234422442021 has 8 divisors (see below), whose sum is σ = 330949329984. Its totient is φ = 147088591040.

The previous prime is 234422441917. The next prime is 234422442053. The reversal of 234422442021 is 120244224432.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 234422442021 - 2¹⁹ = 234421917733 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234422442021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234422442421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2298259185 + ... + 2298259286.

It is an arithmetic number, because the mean of its divisors is an integer number (41368666248).

Almost surely, 2^234422442021 is an apocalyptic number.

It is an amenable number.

234422442021 is a deficient number, since it is larger than the sum of its proper divisors (96526887963).

234422442021 is a wasteful number, since it uses less digits than its factorization.

234422442021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4596518491.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 234422442021 its reverse (120244224432), we get a palindrome (354666666453).

The spelling of 234422442021 in words is "two hundred thirty-four billion, four hundred twenty-two million, four hundred forty-two thousand, twenty-one".