444220431101 has 16 divisors (see below), whose sum is σ = 475082737920. Its totient is φ = 414331082880.

The previous prime is 444220431059. The next prime is 444220431131. The reversal of 444220431101 is 101134022444.

It is a cyclic number.

It is not a de Polignac number, because 444220431101 - 2⁶ = 444220431037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444220431131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1741160 + ... + 1979918.

It is an arithmetic number, because the mean of its divisors is an integer number (29692671120).

Almost surely, 2^444220431101 is an apocalyptic number.

444220431101 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

444220431101 is a deficient number, since it is larger than the sum of its proper divisors (30862306819).

444220431101 is a wasteful number, since it uses less digits than its factorization.

444220431101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240796.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 444220431101 its reverse (101134022444), we get a palindrome (545354453545).

The spelling of 444220431101 in words is "four hundred forty-four billion, two hundred twenty million, four hundred thirty-one thousand, one hundred one".