109330243065 has 12 divisors (see below), whose sum is σ = 189505754724. Its totient is φ = 58309462944.

The previous prime is 109330243051. The next prime is 109330243069. The reversal of 109330243065 is 560342033901.

It is a happy number.

109330243065 is a `hidden beast` number, since 10 + 9 + 330 + 2 + 4 + 306 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 51089108841 + 58241134224 = 226029^2 + 241332^2 .

It is not a de Polignac number, because 109330243065 - 2⁸ = 109330242809 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (109330243069) 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, 1214780434 + ... + 1214780523.

It is an arithmetic number, because the mean of its divisors is an integer number (15792146227).

Almost surely, 2^109330243065 is an apocalyptic number.

109330243065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

109330243065 is a deficient number, since it is larger than the sum of its proper divisors (80175511659).

109330243065 is a wasteful number, since it uses less digits than its factorization.

109330243065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2429560968 (or 2429560965 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

Adding to 109330243065 its reverse (560342033901), we get a palindrome (669672276966).

The spelling of 109330243065 in words is "one hundred nine billion, three hundred thirty million, two hundred forty-three thousand, sixty-five".