11222211088 has 40 divisors (see below), whose sum is σ = 25114955040. Its totient is φ = 4800944640.

The previous prime is 11222211073. The next prime is 11222211089. The reversal of 11222211088 is 88011222211.

It is not an unprimeable number, because it can be changed into a prime (11222211089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872378 + ... + 1878361.

It is an arithmetic number, because the mean of its divisors is an integer number (627873876).

Almost surely, 2^11222211088 is an apocalyptic number.

It is an amenable number.

11222211088 is an abundant number, since it is smaller than the sum of its proper divisors (13892743952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11222211088 is a wasteful number, since it uses less digits than its factorization.

11222211088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3750775 (or 3750769 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 28.

Adding to 11222211088 its reverse (88011222211), we get a palindrome (99233433299).

The spelling of 11222211088 in words is "eleven billion, two hundred twenty-two million, two hundred eleven thousand, eighty-eight".