110002221 has 48 divisors (see below), whose sum is σ = 191213568. Its totient is φ = 59616000.

The previous prime is 110002219. The next prime is 110002241. The reversal of 110002221 is 122200011.

It is not a de Polignac number, because 110002221 - 2¹ = 110002219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110002201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94996 + ... + 96146.

It is an arithmetic number, because the mean of its divisors is an integer number (3983616).

Almost surely, 2^110002221 is an apocalyptic number.

It is an amenable number.

110002221 is a deficient number, since it is larger than the sum of its proper divisors (81211347).

110002221 is a wasteful number, since it uses less digits than its factorization.

110002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242 (or 1239 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 110002221 is about 10488.1943631876. The cubic root of 110002221 is about 479.1452104553.

Adding to 110002221 its reverse (122200011), we get a palindrome (232202232).

The spelling of 110002221 in words is "one hundred ten million, two thousand, two hundred twenty-one".