423202432212 has 192 divisors, whose sum is σ = 1274434560000. Its totient is φ = 118951835904.

The previous prime is 423202432187. The next prime is 423202432249. The reversal of 423202432212 is 212234202324.

423202432212 is a `hidden beast` number, since 4 + 2 + 3 + 202 + 432 + 21 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13373713 + ... + 13405319.

It is an arithmetic number, because the mean of its divisors is an integer number (6637680000).

Almost surely, 2^423202432212 is an apocalyptic number.

423202432212 is a gapful number since it is divisible by the number (42) 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 423202432212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637217280000).

423202432212 is an abundant number, since it is smaller than the sum of its proper divisors (851232127788).

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

423202432212 is a wasteful number, since it uses less digits than its factorization.

423202432212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31915 (or 31907 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 423202432212 its reverse (212234202324), we get a palindrome (635436634536).

The spelling of 423202432212 in words is "four hundred twenty-three billion, two hundred two million, four hundred thirty-two thousand, two hundred twelve".