11131011223133 has 8 divisors (see below), whose sum is σ = 11423576033016. Its totient is φ = 10839450067200.

The previous prime is 11131011223121. The next prime is 11131011223147. The reversal of 11131011223133 is 33132211013111.

It can be written as a sum of positive squares in 4 ways, for example, as 1477046454244 + 9653964768889 = 1215338^2 + 3107083^2 .

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 11131011223133 - 2¹⁰ = 11131011222109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11131011223099 and 11131011223108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131011223153) 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, 250891016 + ... + 250935377.

It is an arithmetic number, because the mean of its divisors is an integer number (1427947004127).

Almost surely, 2^{11131011223133} is an apocalyptic number.

It is an amenable number.

11131011223133 is a deficient number, since it is larger than the sum of its proper divisors (292564809883).

11131011223133 is an equidigital number, since it uses as much as digits as its factorization.

11131011223133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501826975.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 11131011223133 its reverse (33132211013111), we get a palindrome (44263222236244).

The spelling of 11131011223133 in words is "eleven trillion, one hundred thirty-one billion, eleven million, two hundred twenty-three thousand, one hundred thirty-three".