20160206002129 has 2 divisors, whose sum is σ = 20160206002130. Its totient is φ = 20160206002128.

The previous prime is 20160206002103. The next prime is 20160206002133. The reversal of 20160206002129 is 92120060206102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18173169000000 + 1987037002129 = 4263000^2 + 1409623^2 .

It is a cyclic number.

It is not a de Polignac number, because 20160206002129 - 2¹⁵ = 20160205969361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20160206002129.

It is not a weakly prime, because it can be changed into another prime (20160206012129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10080103001064 + 10080103001065.

It is an arithmetic number, because the mean of its divisors is an integer number (10080103001065).

Almost surely, 2^{20160206002129} is an apocalyptic number.

It is an amenable number.

20160206002129 is a deficient number, since it is larger than the sum of its proper divisors (1).

20160206002129 is an equidigital number, since it uses as much as digits as its factorization.

20160206002129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 20160206002129 in words is "twenty trillion, one hundred sixty billion, two hundred six million, two thousand, one hundred twenty-nine".