11211011011222 has 16 divisors (see below), whose sum is σ = 18526927291344. Its totient is φ = 5045459500000.

The previous prime is 11211011011219. The next prime is 11211011011243. The reversal of 11211011011222 is 22211011011211.

It is a junction number, because it is equal to n+sod(n) for n = 11211011011196 and 11211011011205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2522727529 + ... + 2522731972.

It is an arithmetic number, because the mean of its divisors is an integer number (1157932955709).

Almost surely, 2^{11211011011222} is an apocalyptic number.

11211011011222 is a deficient number, since it is larger than the sum of its proper divisors (7315916280122).

11211011011222 is a wasteful number, since it uses less digits than its factorization.

11211011011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5045459615.

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

Adding to 11211011011222 its reverse (22211011011211), we get a palindrome (33422022022433).

The spelling of 11211011011222 in words is "eleven trillion, two hundred eleven billion, eleven million, eleven thousand, two hundred twenty-two".