11020202021201 has 8 divisors (see below), whose sum is σ = 11143710570024. Its totient is φ = 10896975779200.

The previous prime is 11020202021173. The next prime is 11020202021207. The reversal of 11020202021201 is 10212020202011.

It can be written as a sum of positive squares in 4 ways, for example, as 184096774225 + 10836105246976 = 429065^2 + 3291824^2 .

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 11020202021201 - 2¹⁸ = 11020201759057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11020202021207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70498196 + ... + 70654341.

It is an arithmetic number, because the mean of its divisors is an integer number (1392963821253).

Almost surely, 2^{11020202021201} is an apocalyptic number.

It is an amenable number.

11020202021201 is a deficient number, since it is larger than the sum of its proper divisors (123508548823).

11020202021201 is a wasteful number, since it uses less digits than its factorization.

11020202021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141153411.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11020202021201 its reverse (10212020202011), we get a palindrome (21232222223212).

The spelling of 11020202021201 in words is "eleven trillion, twenty billion, two hundred two million, twenty-one thousand, two hundred one".