11211212000222 has 16 divisors (see below), whose sum is σ = 18143895229152. Its totient is φ = 5164841011680.

The previous prime is 11211212000201. The next prime is 11211212000237. The reversal of 11211212000222 is 22200021211211.

It is a self number, because there is not a number n which added to its sum of digits gives 11211212000222.

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, 398507618 + ... + 398535749.

It is an arithmetic number, because the mean of its divisors is an integer number (1133993451822).

Almost surely, 2^{11211212000222} is an apocalyptic number.

11211212000222 is a deficient number, since it is larger than the sum of its proper divisors (6932683228930).

11211212000222 is a wasteful number, since it uses less digits than its factorization.

11211212000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797043923.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11211212000222 its reverse (22200021211211), we get a palindrome (33411233211433).

The spelling of 11211212000222 in words is "eleven trillion, two hundred eleven billion, two hundred twelve million, two hundred twenty-two", and thus it is an aban number.