105510223 has 16 divisors (see below), whose sum is σ = 135507456. Its totient is φ = 79849440.

The previous prime is 105510221. The next prime is 105510233. The reversal of 105510223 is 322015501.

It is a cyclic number.

It is not a de Polignac number, because 105510223 - 2¹ = 105510221 is a prime.

It is a super-2 number, since 2×105510223² = 22264814315019458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105510223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105510221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23113 + ... + 27298.

It is an arithmetic number, because the mean of its divisors is an integer number (8469216).

Almost surely, 2^105510223 is an apocalyptic number.

105510223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

105510223 is a deficient number, since it is larger than the sum of its proper divisors (29997233).

105510223 is a wasteful number, since it uses less digits than its factorization.

105510223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50454.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 105510223 is about 10271.8169278857. The cubic root of 105510223 is about 472.5323147277.

Adding to 105510223 its reverse (322015501), we get a palindrome (427525724).

The spelling of 105510223 in words is "one hundred five million, five hundred ten thousand, two hundred twenty-three".