423202102212 has 12 divisors (see below), whose sum is σ = 987471571856. Its totient is φ = 141067367400.

The previous prime is 423202102153. The next prime is 423202102217. The reversal of 423202102212 is 212201202324.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (423202102217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17633420914 + ... + 17633420937.

Almost surely, 2^423202102212 is an apocalyptic number.

It is an amenable number.

423202102212 is an abundant number, since it is smaller than the sum of its proper divisors (564269469644).

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

423202102212 is a wasteful number, since it uses less digits than its factorization.

423202102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35266841858 (or 35266841856 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 423202102212 its reverse (212201202324), we get a palindrome (635403304536).

The spelling of 423202102212 in words is "four hundred twenty-three billion, two hundred two million, one hundred two thousand, two hundred twelve".