201200200201020 has 48 divisors (see below), whose sum is σ = 563370438264480. Its totient is φ = 53652445986816.

The previous prime is 201200200201003. The next prime is 201200200201031. The reversal of 201200200201020 is 20102002002102.

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

It is a junction number, because it is equal to n+sod(n) for n = 201200200200987 and 201200200201005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25944037 + ... + 32794716.

It is an arithmetic number, because the mean of its divisors is an integer number (11736884130510).

Almost surely, 2^{201200200201020} is an apocalyptic number.

201200200201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201200200201020 is an abundant number, since it is smaller than the sum of its proper divisors (362170238063460).

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

201200200201020 is a wasteful number, since it uses less digits than its factorization.

201200200201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58795854 (or 58795852 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 201200200201020 its reverse (20102002002102), we get a palindrome (221302202203122).

The spelling of 201200200201020 in words is "two hundred one trillion, two hundred billion, two hundred million, two hundred one thousand, twenty".