11101222001222 has 8 divisors (see below), whose sum is σ = 16651853714496. Its totient is φ = 5550604096392.

The previous prime is 11101222001161. The next prime is 11101222001239. The reversal of 11101222001222 is 22210022210111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11101222001222.

It is a congruent number.

It is an unprimeable number.

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, 1129793 + ... + 4845500.

It is an arithmetic number, because the mean of its divisors is an integer number (2081481714312).

Almost surely, 2^{11101222001222} is an apocalyptic number.

11101222001222 is a deficient number, since it is larger than the sum of its proper divisors (5550631713274).

11101222001222 is an equidigital number, since it uses as much as digits as its factorization.

11101222001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6904222.

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

Adding to 11101222001222 its reverse (22210022210111), we get a palindrome (33311244211333).

The spelling of 11101222001222 in words is "eleven trillion, one hundred one billion, two hundred twenty-two million, one thousand, two hundred twenty-two".