220100441 has 8 divisors (see below), whose sum is σ = 240480768. Its totient is φ = 199782000.

The previous prime is 220100437. The next prime is 220100453. The reversal of 220100441 is 144001022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220100441 - 2² = 220100437 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220100431) 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 7 ways as a sum of consecutive naturals, for example, 7865 + ... + 22406.

It is an arithmetic number, because the mean of its divisors is an integer number (30060096).

Almost surely, 2^220100441 is an apocalyptic number.

It is an amenable number.

220100441 is a deficient number, since it is larger than the sum of its proper divisors (20380327).

220100441 is a wasteful number, since it uses less digits than its factorization.

220100441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30943.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 220100441 is about 14835.7824532446. The cubic root of 220100441 is about 603.7729299003.

Adding to 220100441 its reverse (144001022), we get a palindrome (364101463).

The spelling of 220100441 in words is "two hundred twenty million, one hundred thousand, four hundred forty-one".