11101011111222 has 8 divisors (see below), whose sum is σ = 22202022222456. Its totient is φ = 3700337037072.

The previous prime is 11101011111209. The next prime is 11101011111227. The reversal of 11101011111222 is 22211111010111.

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

11101011111222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101011111227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925084259263 + ... + 925084259274.

It is an arithmetic number, because the mean of its divisors is an integer number (2775252777807).

Almost surely, 2^{11101011111222} is an apocalyptic number.

11101011111222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11101011111222 is a wasteful number, since it uses less digits than its factorization.

11101011111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850168518542.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11101011111222 its reverse (22211111010111), we get a palindrome (33312122121333).

The spelling of 11101011111222 in words is "eleven trillion, one hundred one billion, eleven million, one hundred eleven thousand, two hundred twenty-two".