20160206002127 has 4 divisors (see below), whose sum is σ = 20161487088336. Its totient is φ = 20158924915920.

The previous prime is 20160206002103. The next prime is 20160206002129. The reversal of 20160206002127 is 72120060206102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20160206002127 - 2³⁰ = 20159132260303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20160206002127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20160206002129) 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, 640519499 + ... + 640550972.

It is an arithmetic number, because the mean of its divisors is an integer number (5040371772084).

Almost surely, 2^{20160206002127} is an apocalyptic number.

20160206002127 is a deficient number, since it is larger than the sum of its proper divisors (1281086209).

20160206002127 is a wasteful number, since it uses less digits than its factorization.

20160206002127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281086208.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 20160206002127 its reverse (72120060206102), we get a palindrome (92280266208229).

The spelling of 20160206002127 in words is "twenty trillion, one hundred sixty billion, two hundred six million, two thousand, one hundred twenty-seven".