103116161565 has 16 divisors (see below), whose sum is σ = 183317620800. Its totient is φ = 54995286096.

The previous prime is 103116161557. The next prime is 103116161641. The reversal of 103116161565 is 565161611301.

103116161565 is a `hidden beast` number, since 1 + 0 + 31 + 1 + 6 + 1 + 61 + 565 = 666.

It is not a de Polignac number, because 103116161565 - 2³ = 103116161557 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381911575 + ... + 381911844.

It is an arithmetic number, because the mean of its divisors is an integer number (11457351300).

Almost surely, 2^103116161565 is an apocalyptic number.

103116161565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103116161565 is a deficient number, since it is larger than the sum of its proper divisors (80201459235).

103116161565 is an equidigital number, since it uses as much as digits as its factorization.

103116161565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763823433 (or 763823427 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

Adding to 103116161565 its reverse (565161611301), we get a palindrome (668277772866).

The spelling of 103116161565 in words is "one hundred three billion, one hundred sixteen million, one hundred sixty-one thousand, five hundred sixty-five".