11222222743 has 8 divisors (see below), whose sum is σ = 11243545200. Its totient is φ = 11200922688.

The previous prime is 11222222741. The next prime is 11222222761. The reversal of 11222222743 is 34722222211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11222222743 - 2¹ = 11222222741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222222741) 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 7 ways as a sum of consecutive naturals, for example, 1247580 + ... + 1256542.

It is an arithmetic number, because the mean of its divisors is an integer number (1405443150).

Almost surely, 2^11222222743 is an apocalyptic number.

11222222743 is a deficient number, since it is larger than the sum of its proper divisors (21322457).

11222222743 is a wasteful number, since it uses less digits than its factorization.

11222222743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11201.

The product of its digits is 5376, while the sum is 28.

Adding to 11222222743 its reverse (34722222211), we get a palindrome (45944444954).

The spelling of 11222222743 in words is "eleven billion, two hundred twenty-two million, two hundred twenty-two thousand, seven hundred forty-three".