11222243441 has 4 divisors (see below), whose sum is σ = 11222550000. Its totient is φ = 11221936884.

The previous prime is 11222243423. The next prime is 11222243453. The reversal of 11222243441 is 14434222211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11222243441 - 2⁶ = 11222243377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11222243441.

It is not an unprimeable number, because it can be changed into a prime (11222243471) 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, 89531 + ... + 174528.

It is an arithmetic number, because the mean of its divisors is an integer number (2805637500).

Almost surely, 2^11222243441 is an apocalyptic number.

It is an amenable number.

11222243441 is a deficient number, since it is larger than the sum of its proper divisors (306559).

11222243441 is an equidigital number, since it uses as much as digits as its factorization.

11222243441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306558.

The product of its digits is 3072, while the sum is 26.

Adding to 11222243441 its reverse (14434222211), we get a palindrome (25656465652).

The spelling of 11222243441 in words is "eleven billion, two hundred twenty-two million, two hundred forty-three thousand, four hundred forty-one".