201233312 has 48 divisors (see below), whose sum is σ = 459188352. Its totient is φ = 85021440.

The previous prime is 201233299. The next prime is 201233339. The reversal of 201233312 is 213332102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9578 + ... + 22230.

It is an arithmetic number, because the mean of its divisors is an integer number (9566424).

Almost surely, 2^201233312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201233312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229594176).

201233312 is an abundant number, since it is smaller than the sum of its proper divisors (257955040).

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

201233312 is a wasteful number, since it uses less digits than its factorization.

201233312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12741 (or 12733 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 201233312 is about 14185.6727722022. The cubic root of 201233312 is about 586.0031605711.

Adding to 201233312 its reverse (213332102), we get a palindrome (414565414).

The spelling of 201233312 in words is "two hundred one million, two hundred thirty-three thousand, three hundred twelve".