11011023211201 has 4 divisors (see below), whose sum is σ = 11858024996692. Its totient is φ = 10164021425712.

The previous prime is 11011023211183. The next prime is 11011023211207. The reversal of 11011023211201 is 10211232011011.

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 6056619440400 + 4954403770801 = 2461020^2 + 2225849^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011023211201 - 2³⁵ = 10976663472833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011023211207) 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, 423500892726 + ... + 423500892751.

It is an arithmetic number, because the mean of its divisors is an integer number (2964506249173).

Almost surely, 2^{11011023211201} is an apocalyptic number.

It is an amenable number.

11011023211201 is a deficient number, since it is larger than the sum of its proper divisors (847001785491).

11011023211201 is an equidigital number, since it uses as much as digits as its factorization.

11011023211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847001785490.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11011023211201 its reverse (10211232011011), we get a palindrome (21222255222212).

The spelling of 11011023211201 in words is "eleven trillion, eleven billion, twenty-three million, two hundred eleven thousand, two hundred one".