11201122223 has 8 divisors (see below), whose sum is σ = 11505600960. Its totient is φ = 10898133120.

The previous prime is 11201122217. The next prime is 11201122241. The reversal of 11201122223 is 32222110211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11201122223 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 (11201122423) 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, 357158 + ... + 387251.

It is an arithmetic number, because the mean of its divisors is an integer number (1438200120).

Almost surely, 2^11201122223 is an apocalyptic number.

11201122223 is a deficient number, since it is larger than the sum of its proper divisors (304478737).

11201122223 is an equidigital number, since it uses as much as digits as its factorization.

11201122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744817.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11201122223 its reverse (32222110211), we get a palindrome (43423232434).

The spelling of 11201122223 in words is "eleven billion, two hundred one million, one hundred twenty-two thousand, two hundred twenty-three".