212201232 has 20 divisors (see below), whose sum is σ = 548186640. Its totient is φ = 70733728.

The previous prime is 212201221. The next prime is 212201233. The reversal of 212201232 is 232102212.

It is a happy number.

212201232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212201233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2210382 + ... + 2210477.

It is an arithmetic number, because the mean of its divisors is an integer number (27409332).

Almost surely, 2^212201232 is an apocalyptic number.

It is an amenable number.

212201232 is an abundant number, since it is smaller than the sum of its proper divisors (335985408).

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

212201232 is a wasteful number, since it uses less digits than its factorization.

212201232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420870 (or 4420864 counting only the distinct ones).

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

The square root of 212201232 is about 14567.1284747544. The cubic root of 212201232 is about 596.4617984518.

Adding to 212201232 its reverse (232102212), we get a palindrome (444303444).

The spelling of 212201232 in words is "two hundred twelve million, two hundred one thousand, two hundred thirty-two".