201020330433344 has 56 divisors (see below), whose sum is σ = 403919473063680. Its totient is φ = 99246627344384.

The previous prime is 201020330433317. The next prime is 201020330433359. The reversal of 201020330433344 is 443334033020102.

201020330433344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 201020330433344.

It is a congruent number.

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, 17777 + ... + 20050959.

It is an arithmetic number, because the mean of its divisors is an integer number (7212847733280).

Almost surely, 2^{201020330433344} 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 201020330433344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201959736531840).

201020330433344 is an abundant number, since it is smaller than the sum of its proper divisors (202899142630336).

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

201020330433344 is a wasteful number, since it uses less digits than its factorization.

201020330433344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20035167 (or 20035157 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 201020330433344 its reverse (443334033020102), we get a palindrome (644354363453446).

The spelling of 201020330433344 in words is "two hundred one trillion, twenty billion, three hundred thirty million, four hundred thirty-three thousand, three hundred forty-four".