11011112222022 has 160 divisors (see below), whose sum is σ = 27015032715264. Its totient is φ = 3324453451200.

The previous prime is 11011112222021. The next prime is 11011112222027. The reversal of 11011112222022 is 22022221111011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11011112221986 and 11011112222004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011112222021) 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 79 ways as a sum of consecutive naturals, for example, 542756763 + ... + 542777049.

Almost surely, 2^{11011112222022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11011112222022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13507516357632).

11011112222022 is an abundant number, since it is smaller than the sum of its proper divisors (16003920493242).

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

11011112222022 is a wasteful number, since it uses less digits than its factorization.

11011112222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21416 (or 21407 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11011112222022 its reverse (22022221111011), we get a palindrome (33033333333033).

The spelling of 11011112222022 in words is "eleven trillion, eleven billion, one hundred twelve million, two hundred twenty-two thousand, twenty-two".