11001220321333 has 8 divisors (see below), whose sum is σ = 12001494657600. Its totient is φ = 10000973218080.

The previous prime is 11001220321307. The next prime is 11001220321337. The reversal of 11001220321333 is 33312302210011.

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 11001220321333 - 2¹³ = 11001220313141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001220321337) 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, 5958985 + ... + 7583662.

It is an arithmetic number, because the mean of its divisors is an integer number (1500186832200).

Almost surely, 2^{11001220321333} is an apocalyptic number.

It is an amenable number.

11001220321333 is a deficient number, since it is larger than the sum of its proper divisors (1000274336267).

11001220321333 is a wasteful number, since it uses less digits than its factorization.

11001220321333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13616507.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 11001220321333 its reverse (33312302210011), we get a palindrome (44313522531344).

The spelling of 11001220321333 in words is "eleven trillion, one billion, two hundred twenty million, three hundred twenty-one thousand, three hundred thirty-three".