110221440 has 256 divisors, whose sum is σ = 411264000. Its totient is φ = 24588288.

The previous prime is 110221429. The next prime is 110221453. The reversal of 110221440 is 44122011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 792891 + ... + 793029.

It is an arithmetic number, because the mean of its divisors is an integer number (1606500).

Almost surely, 2^110221440 is an apocalyptic number.

110221440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 110221440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205632000).

110221440 is an abundant number, since it is smaller than the sum of its proper divisors (301042560).

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

110221440 is a wasteful number, since it uses less digits than its factorization.

110221440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 215 counting only the distinct ones).

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

The square root of 110221440 is about 10498.6399119124. The cubic root of 110221440 is about 479.4632889903.

Adding to 110221440 its reverse (44122011), we get a palindrome (154343451).

The spelling of 110221440 in words is "one hundred ten million, two hundred twenty-one thousand, four hundred forty".