11011201133 has 4 divisors (see below), whose sum is σ = 11012132928. Its totient is φ = 11010269340.

The previous prime is 11011201127. The next prime is 11011201153. The reversal of 11011201133 is 33110211011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011201133 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 (11011201153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447941 + ... + 471882.

It is an arithmetic number, because the mean of its divisors is an integer number (2753033232).

Almost surely, 2^11011201133 is an apocalyptic number.

It is an amenable number.

11011201133 is a deficient number, since it is larger than the sum of its proper divisors (931795).

11011201133 is an equidigital number, since it uses as much as digits as its factorization.

11011201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931794.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11011201133 its reverse (33110211011), we get a palindrome (44121412144).

The spelling of 11011201133 in words is "eleven billion, eleven million, two hundred one thousand, one hundred thirty-three".