11031030305 has 8 divisors (see below), whose sum is σ = 13404796800. Its totient is φ = 8713117296.

The previous prime is 11031030301. The next prime is 11031030319. The reversal of 11031030305 is 50303013011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11031030305 - 2² = 11031030301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11031030301) 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, 13962935 + ... + 13963724.

It is an arithmetic number, because the mean of its divisors is an integer number (1675599600).

Almost surely, 2^11031030305 is an apocalyptic number.

It is an amenable number.

11031030305 is a deficient number, since it is larger than the sum of its proper divisors (2373766495).

11031030305 is an equidigital number, since it uses as much as digits as its factorization.

11031030305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27926743.

The product of its (nonzero) digits is 135, while the sum is 17.

Adding to 11031030305 its reverse (50303013011), we get a palindrome (61334043316).

The spelling of 11031030305 in words is "eleven billion, thirty-one million, thirty thousand, three hundred five".