441220101 has 16 divisors (see below), whose sum is σ = 672902784. Its totient is φ = 251913024.

The previous prime is 441220069. The next prime is 441220111. The reversal of 441220101 is 101022144.

It is not a de Polignac number, because 441220101 - 2⁵ = 441220069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441220111) 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, 18591 + ... + 35043.

It is an arithmetic number, because the mean of its divisors is an integer number (42056424).

Almost surely, 2^441220101 is an apocalyptic number.

It is an amenable number.

441220101 is a deficient number, since it is larger than the sum of its proper divisors (231682683).

441220101 is a wasteful number, since it uses less digits than its factorization.

441220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17740.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 441220101 is about 21005.2398462860. The cubic root of 441220101 is about 761.2928715262.

Adding to 441220101 its reverse (101022144), we get a palindrome (542242245).

The spelling of 441220101 in words is "four hundred forty-one million, two hundred twenty thousand, one hundred one".