11130133033 has 4 divisors (see below), whose sum is σ = 11130624468. Its totient is φ = 11129641600.

The previous prime is 11130133013. The next prime is 11130133051. The reversal of 11130133033 is 33033103111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6095237184 + 5034895849 = 78072^2 + 70957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11130133033 is a prime.

It is a super-2 number, since 2×11130133033² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11130133033.

It is not an unprimeable number, because it can be changed into a prime (11130133013) 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, 210016 + ... + 257617.

It is an arithmetic number, because the mean of its divisors is an integer number (2782656117).

Almost surely, 2^11130133033 is an apocalyptic number.

It is an amenable number.

11130133033 is a deficient number, since it is larger than the sum of its proper divisors (491435).

11130133033 is an equidigital number, since it uses as much as digits as its factorization.

11130133033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491434.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 11130133033 its reverse (33033103111), we get a palindrome (44163236144).

The spelling of 11130133033 in words is "eleven billion, one hundred thirty million, one hundred thirty-three thousand, thirty-three".