110544221 has 4 divisors (see below), whose sum is σ = 110648700. Its totient is φ = 110439744.

The previous prime is 110544191. The next prime is 110544281. The reversal of 110544221 is 122445011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51638596 + 58905625 = 7186^2 + 7675^2 .

It is a cyclic number.

It is not a de Polignac number, because 110544221 - 2⁶ = 110544157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110544193 and 110544202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110544281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50636 + ... + 52773.

It is an arithmetic number, because the mean of its divisors is an integer number (27662175).

Almost surely, 2^110544221 is an apocalyptic number.

It is an amenable number.

110544221 is a deficient number, since it is larger than the sum of its proper divisors (104479).

110544221 is a wasteful number, since it uses less digits than its factorization.

110544221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104478.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 110544221 is about 10514.0011888909. The cubic root of 110544221 is about 479.9308653323.

Adding to 110544221 its reverse (122445011), we get a palindrome (232989232).

The spelling of 110544221 in words is "one hundred ten million, five hundred forty-four thousand, two hundred twenty-one".