220011201 has 16 divisors (see below), whose sum is σ = 331288320. Its totient is φ = 144268560.

The previous prime is 220011199. The next prime is 220011223. The reversal of 220011201 is 102110022.

It is not a de Polignac number, because 220011201 - 2¹ = 220011199 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (220011251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65145 + ... + 68438.

It is an arithmetic number, because the mean of its divisors is an integer number (20705520).

Almost surely, 2^220011201 is an apocalyptic number.

It is an amenable number.

220011201 is a deficient number, since it is larger than the sum of its proper divisors (111277119).

220011201 is a wasteful number, since it uses less digits than its factorization.

220011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133653 (or 133647 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 220011201 is about 14832.7745550184. The cubic root of 220011201 is about 603.6913187055.

Adding to 220011201 its reverse (102110022), we get a palindrome (322121223).

The spelling of 220011201 in words is "two hundred twenty million, eleven thousand, two hundred one".