201201220200 has 96 divisors (see below), whose sum is σ = 625717094400. Its totient is φ = 53482191360.

The previous prime is 201201220193. The next prime is 201201220291. The reversal of 201201220200 is 2022102102.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347880 + ... + 723479.

It is an arithmetic number, because the mean of its divisors is an integer number (6517886400).

Almost surely, 2^201201220200 is an apocalyptic number.

201201220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201201220200 is an abundant number, since it is smaller than the sum of its proper divisors (424515874200).

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

201201220200 is a wasteful number, since it uses less digits than its factorization.

201201220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071691 (or 1071682 counting only the distinct ones).

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

Adding to 201201220200 its reverse (2022102102), we get a palindrome (203223322302).

The spelling of 201201220200 in words is "two hundred one billion, two hundred one million, two hundred twenty thousand, two hundred".