11001201202201 has 6 divisors (see below), whose sum is σ = 12797315684250. Its totient is φ = 9429601030416.

The previous prime is 11001201202193. The next prime is 11001201202207. The reversal of 11001201202201 is 10220210210011.

It can be written as a sum of positive squares in only one way, i.e., 8932321712601 + 2068879489600 = 2988699^2 + 1438360^2 .

It is not a de Polignac number, because 11001201202201 - 2³ = 11001201202193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001201202207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112257155076 + ... + 112257155173.

It is an arithmetic number, because the mean of its divisors is an integer number (2132885947375).

Almost surely, 2^{11001201202201} is an apocalyptic number.

It is an amenable number.

11001201202201 is a deficient number, since it is larger than the sum of its proper divisors (1796114482049).

11001201202201 is an equidigital number, since it uses as much as digits as its factorization.

11001201202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224514310263 (or 224514310256 counting only the distinct ones).

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

Adding to 11001201202201 its reverse (10220210210011), we get a palindrome (21221411412212).

The spelling of 11001201202201 in words is "eleven trillion, one billion, two hundred one million, two hundred two thousand, two hundred one".