11133330310231 has 4 divisors (see below), whose sum is σ = 11133389785032. Its totient is φ = 11133270835432.

The previous prime is 11133330310213. The next prime is 11133330310321. The reversal of 11133330310231 is 13201303333111.

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

It is a cyclic number.

It is not a de Polignac number, because 11133330310231 - 2¹⁷ = 11133330179159 is a prime.

It is a super-2 number, since 2×11133330310231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11133330310196 and 11133330310205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133330317231) 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, 29455720 + ... + 29831293.

It is an arithmetic number, because the mean of its divisors is an integer number (2783347446258).

Almost surely, 2^{11133330310231} is an apocalyptic number.

11133330310231 is a deficient number, since it is larger than the sum of its proper divisors (59474801).

11133330310231 is an equidigital number, since it uses as much as digits as its factorization.

11133330310231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59474800.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 11133330310231 its reverse (13201303333111), we get a palindrome (24334633643342).

The spelling of 11133330310231 in words is "eleven trillion, one hundred thirty-three billion, three hundred thirty million, three hundred ten thousand, two hundred thirty-one".