423220301000 has 192 divisors, whose sum is σ = 1166616172800. Its totient is φ = 143266032000.

The previous prime is 423220300969. The next prime is 423220301003. The reversal of 423220301000 is 103022324.

It is a self number, because there is not a number n which added to its sum of digits gives 423220301000.

It is not an unprimeable number, because it can be changed into a prime (423220301003) 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 in 47 ways as a sum of consecutive naturals, for example, 3816335 + ... + 3925665.

It is an arithmetic number, because the mean of its divisors is an integer number (6076125900).

Almost surely, 2^423220301000 is an apocalyptic number.

423220301000 is a gapful number since it is divisible by the number (40) 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 423220301000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583308086400).

423220301000 is an abundant number, since it is smaller than the sum of its proper divisors (743395871800).

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

423220301000 is a wasteful number, since it uses less digits than its factorization.

423220301000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109445 (or 109424 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 423220301000 its reverse (103022324), we get a palindrome (423323323324).

The spelling of 423220301000 in words is "four hundred twenty-three billion, two hundred twenty million, three hundred one thousand".