11202020201101 has 8 divisors (see below), whose sum is σ = 11242169268120. Its totient is φ = 11161884174912.

The previous prime is 11202020201083. The next prime is 11202020201123. The reversal of 11202020201101 is 10110202020211.

It can be written as a sum of positive squares in 4 ways, for example, as 223572937225 + 10978447263876 = 472835^2 + 3313374^2 .

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 11202020201101 - 2²⁷ = 11201885983373 is a prime.

It is a super-2 number, since 2×11202020201101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202020202101) 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, 1537510 + ... + 4976743.

It is an arithmetic number, because the mean of its divisors is an integer number (1405271158515).

Almost surely, 2^{11202020201101} is an apocalyptic number.

It is an amenable number.

11202020201101 is a deficient number, since it is larger than the sum of its proper divisors (40149067019).

11202020201101 is an equidigital number, since it uses as much as digits as its factorization.

11202020201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6520415.

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

Adding to 11202020201101 its reverse (10110202020211), we get a palindrome (21312222221312).

The spelling of 11202020201101 in words is "eleven trillion, two hundred two billion, twenty million, two hundred one thousand, one hundred one".