440221112320 has 96 divisors (see below), whose sum is σ = 1152297815760. Its totient is φ = 160080363520.

The previous prime is 440221112267. The next prime is 440221112323. The reversal of 440221112320 is 23211122044.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 440221112291 and 440221112300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440221112323) 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, 1841467 + ... + 2066746.

Almost surely, 2^440221112320 is an apocalyptic number.

440221112320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

440221112320 is an abundant number, since it is smaller than the sum of its proper divisors (712076703440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440221112320 is a wasteful number, since it uses less digits than its factorization.

440221112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3908251 (or 3908231 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 440221112320 its reverse (23211122044), we get a palindrome (463432234364).

The spelling of 440221112320 in words is "four hundred forty billion, two hundred twenty-one million, one hundred twelve thousand, three hundred twenty".