11121122022 has 16 divisors (see below), whose sum is σ = 22264041072. Its totient is φ = 3703407840.

The previous prime is 11121122011. The next prime is 11121122027. The reversal of 11121122022 is 22022112111.

It is a junction number, because it is equal to n+sod(n) for n = 11121121992 and 11121122010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121122027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 901573 + ... + 913824.

It is an arithmetic number, because the mean of its divisors is an integer number (1391502567).

Almost surely, 2^11121122022 is an apocalyptic number.

11121122022 is an abundant number, since it is smaller than the sum of its proper divisors (11142919050).

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

11121122022 is a wasteful number, since it uses less digits than its factorization.

11121122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816423.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11121122022 its reverse (22022112111), we get a palindrome (33143234133).

The spelling of 11121122022 in words is "eleven billion, one hundred twenty-one million, one hundred twenty-two thousand, twenty-two".