11012220220201 has 16 divisors (see below), whose sum is σ = 11508994761984. Its totient is φ = 10516949999424.

The previous prime is 11012220220147. The next prime is 11012220220217. The reversal of 11012220220201 is 10202202221011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11012220220201 - 2³⁹ = 10462464406313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11012220220231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87553380 + ... + 87679066.

It is an arithmetic number, because the mean of its divisors is an integer number (719312172624).

Almost surely, 2^{11012220220201} is an apocalyptic number.

It is an amenable number.

11012220220201 is a deficient number, since it is larger than the sum of its proper divisors (496774541783).

11012220220201 is a wasteful number, since it uses less digits than its factorization.

11012220220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131640.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11012220220201 its reverse (10202202221011), we get a palindrome (21214422441212).

The spelling of 11012220220201 in words is "eleven trillion, twelve billion, two hundred twenty million, two hundred twenty thousand, two hundred one".