11121100101222 has 32 divisors (see below), whose sum is σ = 22975383259872. Its totient is φ = 3585994458624.

The previous prime is 11121100101217. The next prime is 11121100101233. The reversal of 11121100101222 is 22210100112111.

It is a happy number.

It is a super-2 number, since 2×11121100101222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144744963 + ... + 144821774.

It is an arithmetic number, because the mean of its divisors is an integer number (717980726871).

Almost surely, 2^{11121100101222} is an apocalyptic number.

11121100101222 is an abundant number, since it is smaller than the sum of its proper divisors (11854283158650).

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

11121100101222 is a wasteful number, since it uses less digits than its factorization.

11121100101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289566952.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11121100101222 its reverse (22210100112111), we get a palindrome (33331200213333).

The spelling of 11121100101222 in words is "eleven trillion, one hundred twenty-one billion, one hundred million, one hundred one thousand, two hundred twenty-two".