11222122243 has 2 divisors, whose sum is σ = 11222122244. Its totient is φ = 11222122242.

The previous prime is 11222122217. The next prime is 11222122333. The reversal of 11222122243 is 34222122211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222122243 - 2³³ = 2632187651 is a prime.

It is not a weakly prime, because it can be changed into another prime (11222122213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611061121 + 5611061122.

It is an arithmetic number, because the mean of its divisors is an integer number (5611061122).

Almost surely, 2^11222122243 is an apocalyptic number.

11222122243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222122243 is an equidigital number, since it uses as much as digits as its factorization.

11222122243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 22.

Adding to 11222122243 its reverse (34222122211), we get a palindrome (45444244454).

The spelling of 11222122243 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred forty-three".