11300131305 has 12 divisors (see below), whose sum is σ = 19586894340. Its totient is φ = 6026736672.

The previous prime is 11300131301. The next prime is 11300131313. The reversal of 11300131305 is 50313100311.

It can be written as a sum of positive squares in 2 ways, for example, as 6745501161 + 4554630144 = 82131^2 + 67488^2 .

It is not a de Polignac number, because 11300131305 - 2² = 11300131301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11300131301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125556970 + ... + 125557059.

It is an arithmetic number, because the mean of its divisors is an integer number (1632241195).

Almost surely, 2^11300131305 is an apocalyptic number.

11300131305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11300131305 is a deficient number, since it is larger than the sum of its proper divisors (8286763035).

11300131305 is a wasteful number, since it uses less digits than its factorization.

11300131305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251114040 (or 251114037 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

Adding to 11300131305 its reverse (50313100311), we get a palindrome (61613231616).

The spelling of 11300131305 in words is "eleven billion, three hundred million, one hundred thirty-one thousand, three hundred five".