11210311223 has 4 divisors (see below), whose sum is σ = 11272938840. Its totient is φ = 11147683608.

The previous prime is 11210311199. The next prime is 11210311279. The reversal of 11210311223 is 32211301211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11210311223 - 2¹⁸ = 11210049079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210361223) 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, 31313540 + ... + 31313897.

It is an arithmetic number, because the mean of its divisors is an integer number (2818234710).

Almost surely, 2^11210311223 is an apocalyptic number.

11210311223 is a deficient number, since it is larger than the sum of its proper divisors (62627617).

11210311223 is an equidigital number, since it uses as much as digits as its factorization.

11210311223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62627616.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11210311223 its reverse (32211301211), we get a palindrome (43421612434).

The spelling of 11210311223 in words is "eleven billion, two hundred ten million, three hundred eleven thousand, two hundred twenty-three".