201330012 has 48 divisors (see below), whose sum is σ = 514224032. Its totient is φ = 60929280.

The previous prime is 201330011. The next prime is 201330043. The reversal of 201330012 is 210033102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 201330012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201330011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1063 + ... + 20094.

Almost surely, 2^201330012 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 201330012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257112016).

201330012 is an abundant number, since it is smaller than the sum of its proper divisors (312894020).

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

201330012 is a wasteful number, since it uses less digits than its factorization.

201330012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21238 (or 21236 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 201330012 is about 14189.0807313229. The cubic root of 201330012 is about 586.0970108896.

Adding to 201330012 its reverse (210033102), we get a palindrome (411363114).

The spelling of 201330012 in words is "two hundred one million, three hundred thirty thousand, twelve".