11201111011222 has 48 divisors (see below), whose sum is σ = 18952980134256. Its totient is φ = 4958149996800.

The previous prime is 11201111011183. The next prime is 11201111011231. The reversal of 11201111011222 is 22211011110211.

It is a junction number, because it is equal to n+sod(n) for n = 11201111011196 and 11201111011205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4395418 + ... + 6459250.

It is an arithmetic number, because the mean of its divisors is an integer number (394853752797).

Almost surely, 2^{11201111011222} is an apocalyptic number.

11201111011222 is a deficient number, since it is larger than the sum of its proper divisors (7751869123034).

11201111011222 is a wasteful number, since it uses less digits than its factorization.

11201111011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064445 (or 2064434 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11201111011222 its reverse (22211011110211), we get a palindrome (33412122121433).

The spelling of 11201111011222 in words is "eleven trillion, two hundred one billion, one hundred eleven million, eleven thousand, two hundred twenty-two".