11020202112 has 128 divisors (see below), whose sum is σ = 29776248000. Its totient is φ = 3610726400.

The previous prime is 11020202093. The next prime is 11020202119. The reversal of 11020202112 is 21120202011.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (11020202119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5777863 + ... + 5779769.

Almost surely, 2^11020202112 is an apocalyptic number.

11020202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11020202112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14888124000).

11020202112 is an abundant number, since it is smaller than the sum of its proper divisors (18756045888).

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

11020202112 is a wasteful number, since it uses less digits than its factorization.

11020202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174 (or 2162 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11020202112 its reverse (21120202011), we get a palindrome (32140404123).

The spelling of 11020202112 in words is "eleven billion, twenty million, two hundred two thousand, one hundred twelve".