11224332243 has 10 divisors (see below), whose sum is σ = 16767212484. Its totient is φ = 7482888108.

The previous prime is 11224332239. The next prime is 11224332257. The reversal of 11224332243 is 34223342211.

11224332243 is a `hidden beast` number, since 1 + 1 + 2 + 2 + 433 + 224 + 3 = 666.

It is not a de Polignac number, because 11224332243 - 2² = 11224332239 is a prime.

It is a super-2 number, since 2×11224332243² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11224332233) 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 9 ways as a sum of consecutive naturals, for example, 69285921 + ... + 69286082.

Almost surely, 2^11224332243 is an apocalyptic number.

11224332243 is a deficient number, since it is larger than the sum of its proper divisors (5542880241).

11224332243 is an equidigital number, since it uses as much as digits as its factorization.

11224332243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138572015 (or 138572006 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 11224332243 its reverse (34223342211), we get a palindrome (45447674454).

The spelling of 11224332243 in words is "eleven billion, two hundred twenty-four million, three hundred thirty-two thousand, two hundred forty-three".