11259312223 has 4 divisors (see below), whose sum is σ = 11259561808. Its totient is φ = 11259062640.

The previous prime is 11259312187. The next prime is 11259312271. The reversal of 11259312223 is 32221395211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32221395211 = 123491 ⋅260921.

It is a cyclic number.

It is not a de Polignac number, because 11259312223 - 2¹⁷ = 11259181151 is a prime.

It is a super-2 number, since 2×11259312223² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11259312523) 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, 36123 + ... + 154348.

It is an arithmetic number, because the mean of its divisors is an integer number (2814890452).

Almost surely, 2^11259312223 is an apocalyptic number.

11259312223 is a deficient number, since it is larger than the sum of its proper divisors (249585).

11259312223 is an equidigital number, since it uses as much as digits as its factorization.

11259312223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249584.

The product of its digits is 6480, while the sum is 31.

The spelling of 11259312223 in words is "eleven billion, two hundred fifty-nine million, three hundred twelve thousand, two hundred twenty-three".