422320200324 has 96 divisors (see below), whose sum is σ = 1091968797696. Its totient is φ = 125958602880.

The previous prime is 422320200317. The next prime is 422320200371. The reversal of 422320200324 is 423002023224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 422320200294 and 422320200303.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10708089 + ... + 10747455.

It is an arithmetic number, because the mean of its divisors is an integer number (11374674976).

Almost surely, 2^422320200324 is an apocalyptic number.

422320200324 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422320200324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545984398848).

422320200324 is an abundant number, since it is smaller than the sum of its proper divisors (669648597372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422320200324 is a wasteful number, since it uses less digits than its factorization.

422320200324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40665 (or 40663 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 422320200324 its reverse (423002023224), we get a palindrome (845322223548).

The spelling of 422320200324 in words is "four hundred twenty-two billion, three hundred twenty million, two hundred thousand, three hundred twenty-four".