11222435578 has 8 divisors (see below), whose sum is σ = 16835410368. Its totient is φ = 5610632124.

The previous prime is 11222435513. The next prime is 11222435593. The reversal of 11222435578 is 87553422211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11222435578.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 268476 + ... + 307447.

It is an arithmetic number, because the mean of its divisors is an integer number (2104426296).

Almost surely, 2^11222435578 is an apocalyptic number.

11222435578 is a deficient number, since it is larger than the sum of its proper divisors (5612974790).

11222435578 is an equidigital number, since it uses as much as digits as its factorization.

11222435578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585668.

The product of its digits is 134400, while the sum is 40.

Adding to 11222435578 its reverse (87553422211), we get a palindrome (98775857789).

The spelling of 11222435578 in words is "eleven billion, two hundred twenty-two million, four hundred thirty-five thousand, five hundred seventy-eight".