11210202021 has 16 divisors (see below), whose sum is σ = 15509178944. Its totient is φ = 7196511744.

The previous prime is 11210202019. The next prime is 11210202023. The reversal of 11210202021 is 12020201211.

11210202021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11210202019) and next prime (11210202023).

It is not a de Polignac number, because 11210202021 - 2¹ = 11210202019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11210201988 and 11210202006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210202023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509815 + ... + 531348.

It is an arithmetic number, because the mean of its divisors is an integer number (969323684).

Almost surely, 2^11210202021 is an apocalyptic number.

It is an amenable number.

11210202021 is a deficient number, since it is larger than the sum of its proper divisors (4298976923).

11210202021 is a wasteful number, since it uses less digits than its factorization.

11210202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041300.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11210202021 its reverse (12020201211), we get a palindrome (23230403232).

The spelling of 11210202021 in words is "eleven billion, two hundred ten million, two hundred two thousand, twenty-one".