11133220113 has 12 divisors (see below), whose sum is σ = 16082277120. Its totient is φ = 7421704056.

The previous prime is 11133220099. The next prime is 11133220139. The reversal of 11133220113 is 31102233111.

It is not a de Polignac number, because 11133220113 - 2⁴ = 11133220097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11133220613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207820 + ... + 255842.

It is an arithmetic number, because the mean of its divisors is an integer number (1340189760).

Almost surely, 2^11133220113 is an apocalyptic number.

It is an amenable number.

11133220113 is a deficient number, since it is larger than the sum of its proper divisors (4949057007).

11133220113 is a wasteful number, since it uses less digits than its factorization.

11133220113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73788 (or 73785 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11133220113 its reverse (31102233111), we get a palindrome (42235453224).

The spelling of 11133220113 in words is "eleven billion, one hundred thirty-three million, two hundred twenty thousand, one hundred thirteen".