11220211133 has 8 divisors (see below), whose sum is σ = 11267995200. Its totient is φ = 11172500640.

The previous prime is 11220211129. The next prime is 11220211139. The reversal of 11220211133 is 33111202211.

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 11220211133 - 2² = 11220211129 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 (11220211139) 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, 298793 + ... + 334241.

It is an arithmetic number, because the mean of its divisors is an integer number (1408499400).

Almost surely, 2^11220211133 is an apocalyptic number.

It is an amenable number.

11220211133 is a deficient number, since it is larger than the sum of its proper divisors (47784067).

11220211133 is a wasteful number, since it uses less digits than its factorization.

11220211133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36787.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11220211133 its reverse (33111202211), we get a palindrome (44331413344).

The spelling of 11220211133 in words is "eleven billion, two hundred twenty million, two hundred eleven thousand, one hundred thirty-three".