20386004101 has 2 divisors, whose sum is σ = 20386004102. Its totient is φ = 20386004100.

The previous prime is 20386004083. The next prime is 20386004123. The reversal of 20386004101 is 10140068302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18651364900 + 1734639201 = 136570^2 + 41649^2 .

It is a cyclic number.

It is not a de Polignac number, because 20386004101 - 2²³ = 20377615493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20386004141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10193002050 + 10193002051.

It is an arithmetic number, because the mean of its divisors is an integer number (10193002051).

Almost surely, 2^20386004101 is an apocalyptic number.

It is an amenable number.

20386004101 is a deficient number, since it is larger than the sum of its proper divisors (1).

20386004101 is an equidigital number, since it uses as much as digits as its factorization.

20386004101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 20386004101 in words is "twenty billion, three hundred eighty-six million, four thousand, one hundred one".