11010020112 has 360 divisors, whose sum is σ = 38939472000. Its totient is φ = 2901540096.

The previous prime is 11010020111. The next prime is 11010020123. The reversal of 11010020112 is 21102001011.

It is a happy number.

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 = 11010020094 and 11010020103.

It is not an unprimeable number, because it can be changed into a prime (11010020111) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8346589 + ... + 8347907.

It is an arithmetic number, because the mean of its divisors is an integer number (108165200).

Almost surely, 2^11010020112 is an apocalyptic number.

11010020112 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 11010020112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19469736000).

11010020112 is an abundant number, since it is smaller than the sum of its proper divisors (27929451888).

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

11010020112 is a wasteful number, since it uses less digits than its factorization.

11010020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380 (or 1344 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11010020112 its reverse (21102001011), we get a palindrome (32112021123).

The spelling of 11010020112 in words is "eleven billion, ten million, twenty thousand, one hundred twelve".