11020200012020 has 24 divisors (see below), whose sum is σ = 23142620797800. Its totient is φ = 4408041762432.

The previous prime is 11020200012013. The next prime is 11020200012037. The reversal of 11020200012020 is 2021000202011.

It is a happy number.

11020200012020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2865497357284 + 8154702654736 = 1692778^2 + 2855644^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11020200011992 and 11020200012010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32726 + ... + 4694834.

It is an arithmetic number, because the mean of its divisors is an integer number (964275866575).

Almost surely, 2^{11020200012020} is an apocalyptic number.

11020200012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020200012020 is an abundant number, since it is smaller than the sum of its proper divisors (12122420785780).

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

11020200012020 is a wasteful number, since it uses less digits than its factorization.

11020200012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4780307 (or 4780305 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11020200012020 its reverse (2021000202011), we get a palindrome (13041200214031).

The spelling of 11020200012020 in words is "eleven trillion, twenty billion, two hundred million, twelve thousand, twenty".