11002221022201 has 8 divisors (see below), whose sum is σ = 11236357716480. Its totient is φ = 10768086281568.

The previous prime is 11002221022193. The next prime is 11002221022207. The reversal of 11002221022201 is 10222012220011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11002221022201 - 2³ = 11002221022193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11002221022207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19547445 + ... + 20102413.

It is an arithmetic number, because the mean of its divisors is an integer number (1404544714560).

Almost surely, 2^{11002221022201} is an apocalyptic number.

It is an amenable number.

11002221022201 is a deficient number, since it is larger than the sum of its proper divisors (234136694279).

11002221022201 is an equidigital number, since it uses as much as digits as its factorization.

11002221022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976823.

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

Adding to 11002221022201 its reverse (10222012220011), we get a palindrome (21224233242212).

The spelling of 11002221022201 in words is "eleven trillion, two billion, two hundred twenty-one million, twenty-two thousand, two hundred one".