422024013221 has 4 divisors (see below), whose sum is σ = 422031031200. Its totient is φ = 422016995244.

The previous prime is 422024013163. The next prime is 422024013227. The reversal of 422024013221 is 122310420224.

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 422024013221 - 2¹⁰ = 422024012197 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 (422024013227) 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, 3418001 + ... + 3539318.

It is an arithmetic number, because the mean of its divisors is an integer number (105507757800).

Almost surely, 2^422024013221 is an apocalyptic number.

It is an amenable number.

422024013221 is a deficient number, since it is larger than the sum of its proper divisors (7017979).

422024013221 is an equidigital number, since it uses as much as digits as its factorization.

422024013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7017978.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 422024013221 its reverse (122310420224), we get a palindrome (544334433445).

The spelling of 422024013221 in words is "four hundred twenty-two billion, twenty-four million, thirteen thousand, two hundred twenty-one".