422121323 has 8 divisors (see below), whose sum is σ = 474357408. Its totient is φ = 372708864.

The previous prime is 422121307. The next prime is 422121353. The reversal of 422121323 is 323121224.

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 422121323 - 2⁴ = 422121307 is a prime.

It is a super-2 number, since 2×422121323² = 356372822662540658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422121295 and 422121304.

It is not an unprimeable number, because it can be changed into a prime (422121353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705590 + ... + 706187.

It is an arithmetic number, because the mean of its divisors is an integer number (59294676).

Almost surely, 2^422121323 is an apocalyptic number.

422121323 is a deficient number, since it is larger than the sum of its proper divisors (52236085).

422121323 is a wasteful number, since it uses less digits than its factorization.

422121323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411813.

The product of its digits is 576, while the sum is 20.

The square root of 422121323 is about 20545.5913275817. The cubic root of 422121323 is about 750.1459407851.

Adding to 422121323 its reverse (323121224), we get a palindrome (745242547).

Subtracting from 422121323 its reverse (323121224), we obtain a palindrome (99000099).

The spelling of 422121323 in words is "four hundred twenty-two million, one hundred twenty-one thousand, three hundred twenty-three".