10166566101 has 4 divisors (see below), whose sum is σ = 13555421472. Its totient is φ = 6777710732.

The previous prime is 10166566093. The next prime is 10166566103.

10166566101 is nontrivially palindromic in base 10.

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 10166566101 - 2³ = 10166566093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10166566103) 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, 1694427681 + ... + 1694427686.

It is an arithmetic number, because the mean of its divisors is an integer number (3388855368).

Almost surely, 2^10166566101 is an apocalyptic number.

It is an amenable number.

10166566101 is a deficient number, since it is larger than the sum of its proper divisors (3388855371).

10166566101 is an equidigital number, since it uses as much as digits as its factorization.

10166566101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388855370.

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 10166566101 in words is "ten billion, one hundred sixty-six million, five hundred sixty-six thousand, one hundred one".