11020021020112 has 80 divisors (see below), whose sum is σ = 23178744020992. Its totient is φ = 5045245470720.

The previous prime is 11020021020109. The next prime is 11020021020133. The reversal of 11020021020112 is 21102012002011.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 11020021020092 and 11020021020101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168157912 + ... + 168223432.

Almost surely, 2^{11020021020112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11020021020112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11589372010496).

11020021020112 is an abundant number, since it is smaller than the sum of its proper divisors (12158723000880).

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

11020021020112 is a wasteful number, since it uses less digits than its factorization.

11020021020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72036 (or 72030 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11020021020112 its reverse (21102012002011), we get a palindrome (32122033022123).

The spelling of 11020021020112 in words is "eleven trillion, twenty billion, twenty-one million, twenty thousand, one hundred twelve".