423030241221 has 48 divisors (see below), whose sum is σ = 658932768000. Its totient is φ = 240700142592.

The previous prime is 423030241217. The next prime is 423030241321. The reversal of 423030241221 is 122142030324.

It is a happy number.

It is not a de Polignac number, because 423030241221 - 2² = 423030241217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423030241191 and 423030241200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423030241321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47801005 + ... + 47809853.

It is an arithmetic number, because the mean of its divisors is an integer number (13727766000).

Almost surely, 2^423030241221 is an apocalyptic number.

It is an amenable number.

423030241221 is a deficient number, since it is larger than the sum of its proper divisors (235902526779).

423030241221 is a wasteful number, since it uses less digits than its factorization.

423030241221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10218 (or 10211 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 423030241221 its reverse (122142030324), we get a palindrome (545172271545).

The spelling of 423030241221 in words is "four hundred twenty-three billion, thirty million, two hundred forty-one thousand, two hundred twenty-one".