201201120200 has 48 divisors (see below), whose sum is σ = 468185274180. Its totient is φ = 80412892160.

The previous prime is 201201120173. The next prime is 201201120251. The reversal of 201201120200 is 2021102102.

It is a happy number.

201201120200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 42719102596 + 158482017604 = 206686^2 + 398098^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183029 + ... + 660228.

Almost surely, 2^201201120200 is an apocalyptic number.

201201120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201201120200 is an abundant number, since it is smaller than the sum of its proper divisors (266984153980).

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

201201120200 is a wasteful number, since it uses less digits than its factorization.

201201120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844466 (or 844457 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201201120200 its reverse (2021102102), we get a palindrome (203222222302).

The spelling of 201201120200 in words is "two hundred one billion, two hundred one million, one hundred twenty thousand, two hundred".