11122412243 has 8 divisors (see below), whose sum is σ = 11852932608. Its totient is φ = 10412470024.

The previous prime is 11122412239. The next prime is 11122412263. The reversal of 11122412243 is 34221422111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11122412243 - 2² = 11122412239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (11122412233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5143421 + ... + 5145582.

It is an arithmetic number, because the mean of its divisors is an integer number (1481616576).

Almost surely, 2^11122412243 is an apocalyptic number.

11122412243 is a deficient number, since it is larger than the sum of its proper divisors (730520365).

11122412243 is a wasteful number, since it uses less digits than its factorization.

11122412243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10289073.

The product of its digits is 768, while the sum is 23.

Adding to 11122412243 its reverse (34221422111), we get a palindrome (45343834354).

The spelling of 11122412243 in words is "eleven billion, one hundred twenty-two million, four hundred twelve thousand, two hundred forty-three".