42224002233221 has 8 divisors (see below), whose sum is σ = 42579196299360. Its totient is φ = 41869542799728.

The previous prime is 42224002233197. The next prime is 42224002233251. The reversal of 42224002233221 is 12233220042224.

It is a happy number.

42224002233221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42224002233221 - 2⁶ = 42224002233157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42224002233251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183542726 + ... + 183772631.

It is an arithmetic number, because the mean of its divisors is an integer number (5322399537420).

Almost surely, 2^{42224002233221} is an apocalyptic number.

It is an amenable number.

42224002233221 is a deficient number, since it is larger than the sum of its proper divisors (355194066139).

42224002233221 is a wasteful number, since it uses less digits than its factorization.

42224002233221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367316323.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 42224002233221 its reverse (12233220042224), we get a palindrome (54457222275445).

The spelling of 42224002233221 in words is "forty-two trillion, two hundred twenty-four billion, two million, two hundred thirty-three thousand, two hundred twenty-one".