11303122223 has 4 divisors (see below), whose sum is σ = 11304428208. Its totient is φ = 11301816240.

The previous prime is 11303122219. The next prime is 11303122247. The reversal of 11303122223 is 32222130311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32222130311 = 7 ⋅4603161473.

It is a cyclic number.

It is not a de Polignac number, because 11303122223 - 2² = 11303122219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11303122195 and 11303122204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303122283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639923 + ... + 657348.

It is an arithmetic number, because the mean of its divisors is an integer number (2826107052).

Almost surely, 2^11303122223 is an apocalyptic number.

11303122223 is a deficient number, since it is larger than the sum of its proper divisors (1305985).

11303122223 is an equidigital number, since it uses as much as digits as its factorization.

11303122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305984.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11303122223 its reverse (32222130311), we get a palindrome (43525252534).

The spelling of 11303122223 in words is "eleven billion, three hundred three million, one hundred twenty-two thousand, two hundred twenty-three".