11320423223 has 4 divisors (see below), whose sum is σ = 11534016168. Its totient is φ = 11106830280.

The previous prime is 11320423211. The next prime is 11320423241. The reversal of 11320423223 is 32232402311.

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 11320423223 - 2⁴ = 11320423207 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 (11320429223) 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, 106796393 + ... + 106796498.

It is an arithmetic number, because the mean of its divisors is an integer number (2883504042).

Almost surely, 2^11320423223 is an apocalyptic number.

11320423223 is a deficient number, since it is larger than the sum of its proper divisors (213592945).

11320423223 is an equidigital number, since it uses as much as digits as its factorization.

11320423223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213592944.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 11320423223 its reverse (32232402311), we get a palindrome (43552825534).

The spelling of 11320423223 in words is "eleven billion, three hundred twenty million, four hundred twenty-three thousand, two hundred twenty-three".