102165241141 has 4 divisors (see below), whose sum is σ = 103176778284. Its totient is φ = 101153704000.

The previous prime is 102165241103. The next prime is 102165241169. The reversal of 102165241141 is 141142561201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 99380040516 + 2785200625 = 315246^2 + 52775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102165241141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102165241181) 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, 505768420 + ... + 505768621.

It is an arithmetic number, because the mean of its divisors is an integer number (25794194571).

Almost surely, 2^102165241141 is an apocalyptic number.

It is an amenable number.

102165241141 is a deficient number, since it is larger than the sum of its proper divisors (1011537143).

102165241141 is a wasteful number, since it uses less digits than its factorization.

102165241141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011537142.

The product of its (nonzero) digits is 1920, while the sum is 28.

The spelling of 102165241141 in words is "one hundred two billion, one hundred sixty-five million, two hundred forty-one thousand, one hundred forty-one".