11422112243 has 4 divisors (see below), whose sum is σ = 11578579608. Its totient is φ = 11265644880.

The previous prime is 11422112237. The next prime is 11422112267. The reversal of 11422112243 is 34221122411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34221122411 = 7 ⋅4888731773.

It is a cyclic number.

It is not a de Polignac number, because 11422112243 - 2⁴ = 11422112227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11422112213) 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, 78233573 + ... + 78233718.

It is an arithmetic number, because the mean of its divisors is an integer number (2894644902).

Almost surely, 2^11422112243 is an apocalyptic number.

11422112243 is a deficient number, since it is larger than the sum of its proper divisors (156467365).

11422112243 is an equidigital number, since it uses as much as digits as its factorization.

11422112243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156467364.

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

Adding to 11422112243 its reverse (34221122411), we get a palindrome (45643234654).

The spelling of 11422112243 in words is "eleven billion, four hundred twenty-two million, one hundred twelve thousand, two hundred forty-three".