200440320012 has 84 divisors (see below), whose sum is σ = 528012464616. Its totient is φ = 66547008000.

The previous prime is 200440319993. The next prime is 200440320019. The reversal of 200440320012 is 210023044002.

200440320012 is a `hidden beast` number, since 20 + 0 + 440 + 3 + 200 + 1 + 2 = 666.

It is a super-3 number, since 3×200440320012³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (200440320019) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 594988 + ... + 868844.

It is an arithmetic number, because the mean of its divisors is an integer number (6285862674).

Almost surely, 2^200440320012 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 200440320012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264006232308).

200440320012 is an abundant number, since it is smaller than the sum of its proper divisors (327572144604).

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

200440320012 is a wasteful number, since it uses less digits than its factorization.

200440320012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274130 (or 274113 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 200440320012 its reverse (210023044002), we get a palindrome (410463364014).

The spelling of 200440320012 in words is "two hundred billion, four hundred forty million, three hundred twenty thousand, twelve".