11101122011222 has 12 divisors (see below), whose sum is σ = 17574213933036. Its totient is φ = 5258426215500.

The previous prime is 11101122011207. The next prime is 11101122011233. The reversal of 11101122011222 is 22211022110111.

It is a self number, because there is not a number n which added to its sum of digits gives 11101122011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7687756904 + ... + 7687758347.

It is an arithmetic number, because the mean of its divisors is an integer number (1464517827753).

Almost surely, 2^{11101122011222} is an apocalyptic number.

11101122011222 is a deficient number, since it is larger than the sum of its proper divisors (6473091921814).

11101122011222 is a wasteful number, since it uses less digits than its factorization.

11101122011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15375515291 (or 15375515272 counting only the distinct ones).

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

Adding to 11101122011222 its reverse (22211022110111), we get a palindrome (33312144121333).

The spelling of 11101122011222 in words is "eleven trillion, one hundred one billion, one hundred twenty-two million, eleven thousand, two hundred twenty-two".