220200201 has 40 divisors (see below), whose sum is σ = 375112584. Its totient is φ = 127526400.

The previous prime is 220200191. The next prime is 220200203. The reversal of 220200201 is 102002022.

It can be written as a sum of positive squares in 4 ways, for example, as 15681600 + 204518601 = 3960^2 + 14301^2 .

It is not a de Polignac number, because 220200201 - 2⁷ = 220200073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220200203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11751 + ... + 24051.

Almost surely, 2^220200201 is an apocalyptic number.

It is an amenable number.

220200201 is a deficient number, since it is larger than the sum of its proper divisors (154912383).

220200201 is a wasteful number, since it uses less digits than its factorization.

220200201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12343 (or 12334 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 220200201 is about 14839.1442138689. The cubic root of 220200201 is about 603.8641356689.

Adding to 220200201 its reverse (102002022), we get a palindrome (322202223).

The spelling of 220200201 in words is "two hundred twenty million, two hundred thousand, two hundred one".