11201122220212 has 24 divisors (see below), whose sum is σ = 20080258132032. Its totient is φ = 5463908299200.

The previous prime is 11201122220209. The next prime is 11201122220237. The reversal of 11201122220212 is 21202222110211.

It is a self number, because there is not a number n which added to its sum of digits gives 11201122220212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20197387 + ... + 20744557.

It is an arithmetic number, because the mean of its divisors is an integer number (836677422168).

Almost surely, 2^{11201122220212} is an apocalyptic number.

It is an amenable number.

11201122220212 is a deficient number, since it is larger than the sum of its proper divisors (8879135911820).

11201122220212 is a wasteful number, since it uses less digits than its factorization.

11201122220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672039 (or 672037 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11201122220212 its reverse (21202222110211), we get a palindrome (32403344330423).

The spelling of 11201122220212 in words is "eleven trillion, two hundred one billion, one hundred twenty-two million, two hundred twenty thousand, two hundred twelve".