11313030313 has 4 divisors (see below), whose sum is σ = 12183263428. Its totient is φ = 10442797200.

The previous prime is 11313030299. The next prime is 11313030367. The reversal of 11313030313 is 31303031311.

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 4147746409 + 7165283904 = 64403^2 + 84648^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313030313 - 2³³ = 2723095721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11313030013) 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, 435116538 + ... + 435116563.

It is an arithmetic number, because the mean of its divisors is an integer number (3045815857).

Almost surely, 2^11313030313 is an apocalyptic number.

11313030313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11313030313 is a deficient number, since it is larger than the sum of its proper divisors (870233115).

11313030313 is an equidigital number, since it uses as much as digits as its factorization.

11313030313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870233114.

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

Adding to 11313030313 its reverse (31303031311), we get a palindrome (42616061624).

It can be divided in two parts, 11 and 313030313, that multiplied together give a palindrome (3443333443).

The spelling of 11313030313 in words is "eleven billion, three hundred thirteen million, thirty thousand, three hundred thirteen".