1109210223 has 8 divisors (see below), whose sum is σ = 1613396736. Its totient is φ = 672248600.

The previous prime is 1109210197. The next prime is 1109210227. The reversal of 1109210223 is 3220129011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1109210223 - 2⁵ = 1109210191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1109210223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109210227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16806183 + ... + 16806248.

It is an arithmetic number, because the mean of its divisors is an integer number (201674592).

Almost surely, 2^1109210223 is an apocalyptic number.

1109210223 is a deficient number, since it is larger than the sum of its proper divisors (504186513).

1109210223 is a wasteful number, since it uses less digits than its factorization.

1109210223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33612445.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1109210223 is about 33304.8078060811. The cubic root of 1109210223 is about 1035.1531813699.

Adding to 1109210223 its reverse (3220129011), we get a palindrome (4329339234).

The spelling of 1109210223 in words is "one billion, one hundred nine million, two hundred ten thousand, two hundred twenty-three".