10102161 has 4 divisors (see below), whose sum is σ = 13469552. Its totient is φ = 6734772.

The previous prime is 10102151. The next prime is 10102177. The reversal of 10102161 is 16120101.

It is a happy number.

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 not a de Polignac number, because 10102161 - 2¹⁰ = 10101137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10102151) 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, 1683691 + ... + 1683696.

It is an arithmetic number, because the mean of its divisors is an integer number (3367388).

Almost surely, 2^10102161 is an apocalyptic number.

It is an amenable number.

10102161 is a deficient number, since it is larger than the sum of its proper divisors (3367391).

10102161 is an equidigital number, since it uses as much as digits as its factorization.

10102161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367390.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 10102161 is about 3178.3896866181. The cubic root of 10102161 is about 216.1746487002.

Adding to 10102161 its reverse (16120101), we get a palindrome (26222262).

The spelling of 10102161 in words is "ten million, one hundred two thousand, one hundred sixty-one".