11001311133 has 16 divisors (see below), whose sum is σ = 15551997696. Its totient is φ = 6893568000.

The previous prime is 11001311129. The next prime is 11001311161. The reversal of 11001311133 is 33111310011.

It is not a de Polignac number, because 11001311133 - 2² = 11001311129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001311333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105316 + ... + 181917.

It is an arithmetic number, because the mean of its divisors is an integer number (971999856).

Almost surely, 2^11001311133 is an apocalyptic number.

It is an amenable number.

11001311133 is a deficient number, since it is larger than the sum of its proper divisors (4550686563).

11001311133 is a wasteful number, since it uses less digits than its factorization.

11001311133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288004.

The product of its (nonzero) digits is 27, while the sum is 15.

Adding to 11001311133 its reverse (33111310011), we get a palindrome (44112621144).

The spelling of 11001311133 in words is "eleven billion, one million, three hundred eleven thousand, one hundred thirty-three".