103366665365 has 4 divisors (see below), whose sum is σ = 124039998444. Its totient is φ = 82693332288.

The previous prime is 103366665331. The next prime is 103366665427. The reversal of 103366665365 is 563566663301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 563566663301 = 2437 ⋅231254273.

It can be written as a sum of positive squares in 2 ways, for example, as 36666888196 + 66699777169 = 191486^2 + 258263^2 .

It is a cyclic number.

It is not a de Polignac number, because 103366665365 - 2¹² = 103366661269 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 10336666532 + ... + 10336666541.

It is an arithmetic number, because the mean of its divisors is an integer number (31009999611).

Almost surely, 2^103366665365 is an apocalyptic number.

It is an amenable number.

103366665365 is a deficient number, since it is larger than the sum of its proper divisors (20673333079).

103366665365 is an equidigital number, since it uses as much as digits as its factorization.

103366665365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20673333078.

The product of its (nonzero) digits is 5248800, while the sum is 50.

The spelling of 103366665365 in words is "one hundred three billion, three hundred sixty-six million, six hundred sixty-five thousand, three hundred sixty-five".