11202121022201 has 8 divisors (see below), whose sum is σ = 11267075045640. Its totient is φ = 11137169319552.

The previous prime is 11202121022143. The next prime is 11202121022227. The reversal of 11202121022201 is 10222012120211.

11202121022201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6089543290000 + 5112577732201 = 2467700^2 + 2261101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11202121022201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11202121022201.

It is not an unprimeable number, because it can be changed into a prime (11202121024201) 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, 9619781 + ... + 10721213.

It is an arithmetic number, because the mean of its divisors is an integer number (1408384380705).

Almost surely, 2^{11202121022201} is an apocalyptic number.

It is an amenable number.

11202121022201 is a deficient number, since it is larger than the sum of its proper divisors (64954023439).

11202121022201 is a wasteful number, since it uses less digits than its factorization.

11202121022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160395.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11202121022201 its reverse (10222012120211), we get a palindrome (21424133142412).

The spelling of 11202121022201 in words is "eleven trillion, two hundred two billion, one hundred twenty-one million, twenty-two thousand, two hundred one".