11201020021201 has 8 divisors (see below), whose sum is σ = 11688065377920. Its totient is φ = 10713978371712.

The previous prime is 11201020021183. The next prime is 11201020021223. The reversal of 11201020021201 is 10212002010211.

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 11201020021201 - 2⁷ = 11201020021073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11201020061201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6520801 + ... + 8057473.

It is an arithmetic number, because the mean of its divisors is an integer number (1461008172240).

Almost surely, 2^{11201020021201} is an apocalyptic number.

It is an amenable number.

11201020021201 is a deficient number, since it is larger than the sum of its proper divisors (487045356719).

11201020021201 is a wasteful number, since it uses less digits than its factorization.

11201020021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853615.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11201020021201 its reverse (10212002010211), we get a palindrome (21413022031412).

The spelling of 11201020021201 in words is "eleven trillion, two hundred one billion, twenty million, twenty-one thousand, two hundred one".