11021011201 has 4 divisors (see below), whose sum is σ = 11401046100. Its totient is φ = 10640976304.

The previous prime is 11021011187. The next prime is 11021011213. The reversal of 11021011201 is 10211012011.

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 5886572176 + 5134439025 = 76724^2 + 71655^2 .

It is a cyclic number.

It is not a de Polignac number, because 11021011201 - 2²⁵ = 10987456769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11021011901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190017406 + ... + 190017463.

It is an arithmetic number, because the mean of its divisors is an integer number (2850261525).

Almost surely, 2^11021011201 is an apocalyptic number.

It is an amenable number.

11021011201 is a deficient number, since it is larger than the sum of its proper divisors (380034899).

11021011201 is an equidigital number, since it uses as much as digits as its factorization.

11021011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380034898.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11021011201 its reverse (10211012011), we get a palindrome (21232023212).

The spelling of 11021011201 in words is "eleven billion, twenty-one million, eleven thousand, two hundred one".