11202020020201 has 4 divisors (see below), whose sum is σ = 11210988812500. Its totient is φ = 11193051227904.

The previous prime is 11202020020109. The next prime is 11202020020241. The reversal of 11202020020201 is 10202002020211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1611998426025 + 9590021594176 = 1269645^2 + 3096776^2 .

It is a cyclic number.

It is not a de Polignac number, because 11202020020201 - 2²¹ = 11202017923049 is a prime.

It is a super-3 number, since 3×11202020020201³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11202020020241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4484394276 + ... + 4484396773.

It is an arithmetic number, because the mean of its divisors is an integer number (2802747203125).

Almost surely, 2^{11202020020201} is an apocalyptic number.

It is an amenable number.

11202020020201 is a deficient number, since it is larger than the sum of its proper divisors (8968792299).

11202020020201 is an equidigital number, since it uses as much as digits as its factorization.

11202020020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8968792298.

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

Adding to 11202020020201 its reverse (10202002020211), we get a palindrome (21404022040412).

The spelling of 11202020020201 in words is "eleven trillion, two hundred two billion, twenty million, twenty thousand, two hundred one".