11100020022 has 96 divisors (see below), whose sum is σ = 30555033600. Its totient is φ = 2833030080.

The previous prime is 11100019993. The next prime is 11100020059. The reversal of 11100020022 is 22002000111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11100019986 and 11100020013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58522 + ... + 160077.

It is an arithmetic number, because the mean of its divisors is an integer number (318281600).

Almost surely, 2^11100020022 is an apocalyptic number.

11100020022 is an abundant number, since it is smaller than the sum of its proper divisors (19455013578).

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

11100020022 is a wasteful number, since it uses less digits than its factorization.

11100020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218658 (or 218655 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11100020022 its reverse (22002000111), we get a palindrome (33102020133).

The spelling of 11100020022 in words is "eleven billion, one hundred million, twenty thousand, twenty-two".