10165661000113 has 4 divisors (see below), whose sum is σ = 10165679496000. Its totient is φ = 10165642504228.

The previous prime is 10165661000111. The next prime is 10165661000167. The reversal of 10165661000113 is 31100016656101.

10165661000113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10165661000113 - 2¹ = 10165661000111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10165661000111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8397445 + ... + 9531442.

It is an arithmetic number, because the mean of its divisors is an integer number (2541419874000).

Almost surely, 2^{10165661000113} is an apocalyptic number.

It is an amenable number.

10165661000113 is a deficient number, since it is larger than the sum of its proper divisors (18495887).

10165661000113 is an equidigital number, since it uses as much as digits as its factorization.

10165661000113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18495886.

The product of its (nonzero) digits is 3240, while the sum is 31.

Adding to 10165661000113 its reverse (31100016656101), we get a palindrome (41265677656214).

The spelling of 10165661000113 in words is "ten trillion, one hundred sixty-five billion, six hundred sixty-one million, one hundred thirteen", and thus it is an aban number.