111030130205 has 8 divisors (see below), whose sum is σ = 133293084504. Its totient is φ = 88786152000.

The previous prime is 111030130163. The next prime is 111030130219. The reversal of 111030130205 is 502031030111.

It can be written as a sum of positive squares in 4 ways, for example, as 17017985209 + 94012144996 = 130453^2 + 306614^2 .

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

It is not a de Polignac number, because 111030130205 - 2²² = 111025935901 is a prime.

It is a super-3 number, since 3×111030130205³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4731146 + ... + 4754555.

It is an arithmetic number, because the mean of its divisors is an integer number (16661635563).

Almost surely, 2^111030130205 is an apocalyptic number.

It is an amenable number.

111030130205 is a deficient number, since it is larger than the sum of its proper divisors (22262954299).

111030130205 is an equidigital number, since it uses as much as digits as its factorization.

111030130205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9488047.

The product of its (nonzero) digits is 90, while the sum is 17.

Adding to 111030130205 its reverse (502031030111), we get a palindrome (613061160316).

The spelling of 111030130205 in words is "one hundred eleven billion, thirty million, one hundred thirty thousand, two hundred five".