11121100211222 has 8 divisors (see below), whose sum is σ = 17662923864936. Its totient is φ = 5233458922912.

The previous prime is 11121100211209. The next prime is 11121100211227. The reversal of 11121100211222 is 22211200112111.

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 11121100211222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121100211227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163545591308 + ... + 163545591375.

It is an arithmetic number, because the mean of its divisors is an integer number (2207865483117).

Almost surely, 2^{11121100211222} is an apocalyptic number.

11121100211222 is a deficient number, since it is larger than the sum of its proper divisors (6541823653714).

11121100211222 is a wasteful number, since it uses less digits than its factorization.

11121100211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327091182702.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121100211222 its reverse (22211200112111), we get a palindrome (33332300323333).

The spelling of 11121100211222 in words is "eleven trillion, one hundred twenty-one billion, one hundred million, two hundred eleven thousand, two hundred twenty-two".