11011312022201 has 4 divisors (see below), whose sum is σ = 11011437447972. Its totient is φ = 11011186596432.

The previous prime is 11011312022147. The next prime is 11011312022213. The reversal of 11011312022201 is 10222021311011.

It is a happy number.

11011312022201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 6024688066576 + 4986623955625 = 2454524^2 + 2233075^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011312022201 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 11011312022201.

It is not an unprimeable number, because it can be changed into a prime (11011312022101) 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, 62581106 + ... + 62756811.

It is an arithmetic number, because the mean of its divisors is an integer number (2752859361993).

Almost surely, 2^{11011312022201} is an apocalyptic number.

It is an amenable number.

11011312022201 is a deficient number, since it is larger than the sum of its proper divisors (125425771).

11011312022201 is an equidigital number, since it uses as much as digits as its factorization.

11011312022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125425770.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11011312022201 its reverse (10222021311011), we get a palindrome (21233333333212).

The spelling of 11011312022201 in words is "eleven trillion, eleven billion, three hundred twelve million, twenty-two thousand, two hundred one".