11321100223 has 4 divisors (see below), whose sum is σ = 11322392760. Its totient is φ = 11319807688.

The previous prime is 11321100209. The next prime is 11321100247. The reversal of 11321100223 is 32200112311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32200112311 = 18401 ⋅1749911.

It is a cyclic number.

It is not a de Polignac number, because 11321100223 - 2¹⁷ = 11320969151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11321100197 and 11321100206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321101223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633040 + ... + 650677.

It is an arithmetic number, because the mean of its divisors is an integer number (2830598190).

Almost surely, 2^11321100223 is an apocalyptic number.

11321100223 is a deficient number, since it is larger than the sum of its proper divisors (1292537).

11321100223 is an equidigital number, since it uses as much as digits as its factorization.

11321100223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292536.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11321100223 its reverse (32200112311), we get a palindrome (43521212534).

The spelling of 11321100223 in words is "eleven billion, three hundred twenty-one million, one hundred thousand, two hundred twenty-three".