11123210 has 32 divisors (see below), whose sum is σ = 23075712. Its totient is φ = 3781440.

The previous prime is 11123201. The next prime is 11123221. The reversal of 11123210 is 1232111.

It is a junction number, because it is equal to n+sod(n) for n = 11123191 and 11123200.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8564 + ... + 9776.

It is an arithmetic number, because the mean of its divisors is an integer number (721116).

Almost surely, 2^11123210 is an apocalyptic number.

11123210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11123210 is an abundant number, since it is smaller than the sum of its proper divisors (11952502).

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

11123210 is a wasteful number, since it uses less digits than its factorization.

11123210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 11123210 is about 3335.1476728925. The cubic root of 11123210 is about 223.2252812625.

Adding to 11123210 its reverse (1232111), we get a palindrome (12355321).

It can be divided in two parts, 1 and 1123210, that added together give a palindrome (1123211).

The spelling of 11123210 in words is "eleven million, one hundred twenty-three thousand, two hundred ten".