11313011233 has 4 divisors (see below), whose sum is σ = 11978482500. Its totient is φ = 10647539968.

The previous prime is 11313011221. The next prime is 11313011291. The reversal of 11313011233 is 33211031311.

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 8680089889 + 2632921344 = 93167^2 + 51312^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313011233 - 2⁵ = 11313011201 is a prime.

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 11313011233.

It is not an unprimeable number, because it can be changed into a prime (11313011033) 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, 332735608 + ... + 332735641.

It is an arithmetic number, because the mean of its divisors is an integer number (2994620625).

Almost surely, 2^11313011233 is an apocalyptic number.

It is an amenable number.

11313011233 is a deficient number, since it is larger than the sum of its proper divisors (665471267).

11313011233 is an equidigital number, since it uses as much as digits as its factorization.

11313011233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665471266.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11313011233 its reverse (33211031311), we get a palindrome (44524042544).

The spelling of 11313011233 in words is "eleven billion, three hundred thirteen million, eleven thousand, two hundred thirty-three".