11020302020 has 192 divisors, whose sum is σ = 30674972160. Its totient is φ = 3226411008.

The previous prime is 11020302011. The next prime is 11020302047. The reversal of 11020302020 is 2020302011.

It is a happy number.

It is a super-2 number, since 2×11020302020² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11020301992 and 11020302010.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1822442 + ... + 1828478.

It is an arithmetic number, because the mean of its divisors is an integer number (159765480).

Almost surely, 2^11020302020 is an apocalyptic number.

11020302020 is a gapful number since it is divisible by the number (10) 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 11020302020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15337486080).

11020302020 is an abundant number, since it is smaller than the sum of its proper divisors (19654670140).

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

11020302020 is a wasteful number, since it uses less digits than its factorization.

11020302020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6142 (or 6140 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 11020302020 its reverse (2020302011), we get a palindrome (13040604031).

Subtracting from 11020302020 its reverse (2020302011), we obtain a palindrome (9000000009).

The spelling of 11020302020 in words is "eleven billion, twenty million, three hundred two thousand, twenty".