11001033330221 has 8 divisors (see below), whose sum is σ = 12001151459424. Its totient is φ = 10000919232720.

The previous prime is 11001033330173. The next prime is 11001033330229. The reversal of 11001033330221 is 12203333010011.

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 11001033330221 - 2¹⁰ = 11001033329197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001033330193 and 11001033330202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001033330229) 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, 9137231 + ... + 10270883.

It is an arithmetic number, because the mean of its divisors is an integer number (1500143932428).

Almost surely, 2^{11001033330221} is an apocalyptic number.

11001033330221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11001033330221 is a deficient number, since it is larger than the sum of its proper divisors (1000118129203).

11001033330221 is a wasteful number, since it uses less digits than its factorization.

11001033330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015851.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11001033330221 its reverse (12203333010011), we get a palindrome (23204366340232).

The spelling of 11001033330221 in words is "eleven trillion, one billion, thirty-three million, three hundred thirty thousand, two hundred twenty-one".