423210120 has 64 divisors (see below), whose sum is σ = 1324840320. Its totient is φ = 107948544.

The previous prime is 423210089. The next prime is 423210173. The reversal of 423210120 is 21012324.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 423210120.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73909 + ... + 79428.

It is an arithmetic number, because the mean of its divisors is an integer number (20700630).

Almost surely, 2^423210120 is an apocalyptic number.

423210120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423210120 is an abundant number, since it is smaller than the sum of its proper divisors (901630200).

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

423210120 is a wasteful number, since it uses less digits than its factorization.

423210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153374 (or 153370 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 423210120 is about 20572.0713590052. The cubic root of 423210120 is about 750.7903490608.

Adding to 423210120 its reverse (21012324), we get a palindrome (444222444).

The spelling of 423210120 in words is "four hundred twenty-three million, two hundred ten thousand, one hundred twenty".