423221144204 has 6 divisors (see below), whose sum is σ = 740637002364. Its totient is φ = 211610572100.

The previous prime is 423221144173. The next prime is 423221144207. The reversal of 423221144204 is 402441122324.

It is a happy number.

It is a super-3 number, since 3×423221144204³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (423221144207) 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 as a sum of consecutive naturals, namely, 52902643022 + ... + 52902643029.

It is an arithmetic number, because the mean of its divisors is an integer number (123439500394).

Almost surely, 2^423221144204 is an apocalyptic number.

It is an amenable number.

423221144204 is a deficient number, since it is larger than the sum of its proper divisors (317415858160).

423221144204 is a wasteful number, since it uses less digits than its factorization.

423221144204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105805286055 (or 105805286053 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 423221144204 its reverse (402441122324), we get a palindrome (825662266528).

The spelling of 423221144204 in words is "four hundred twenty-three billion, two hundred twenty-one million, one hundred forty-four thousand, two hundred four".