11020200202021 has 8 divisors (see below), whose sum is σ = 11371386933144. Its totient is φ = 10672937345280.

The previous prime is 11020200202001. The next prime is 11020200202043. The reversal of 11020200202021 is 12020200202011.

It is a happy number.

11020200202021 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 558436365796 + 10461763836225 = 747286^2 + 3234465^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11020200202021 - 2⁷ = 11020200201893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020200201992 and 11020200202010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020200202001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980962890 + ... + 980974123.

It is an arithmetic number, because the mean of its divisors is an integer number (1421423366643).

Almost surely, 2^{11020200202021} is an apocalyptic number.

It is an amenable number.

11020200202021 is a deficient number, since it is larger than the sum of its proper divisors (351186731123).

11020200202021 is a wasteful number, since it uses less digits than its factorization.

11020200202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961937191.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11020200202021 its reverse (12020200202011), we get a palindrome (23040400404032).

The spelling of 11020200202021 in words is "eleven trillion, twenty billion, two hundred million, two hundred two thousand, twenty-one".