423210312200 has 48 divisors (see below), whose sum is σ = 1059653518980. Its totient is φ = 156262268160.

The previous prime is 423210312197. The next prime is 423210312209. The reversal of 423210312200 is 2213012324.

It can be written as a sum of positive squares in 6 ways, for example, as 218965971844 + 204244340356 = 467938^2 + 451934^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (423210312209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81383999 + ... + 81389198.

Almost surely, 2^423210312200 is an apocalyptic number.

423210312200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423210312200 is an abundant number, since it is smaller than the sum of its proper divisors (636443206780).

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

423210312200 is a wasteful number, since it uses less digits than its factorization.

423210312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162773226 (or 162773217 counting only the distinct ones).

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

Adding to 423210312200 its reverse (2213012324), we get a palindrome (425423324524).

The spelling of 423210312200 in words is "four hundred twenty-three billion, two hundred ten million, three hundred twelve thousand, two hundred".