20101201000039 has 2 divisors, whose sum is σ = 20101201000040. Its totient is φ = 20101201000038.

The previous prime is 20101200999977. The next prime is 20101201000081. The reversal of 20101201000039 is 93000010210102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20101201000039 - 2³⁹ = 19551445186151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20101201300039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10050600500019 + 10050600500020.

It is an arithmetic number, because the mean of its divisors is an integer number (10050600500020).

Almost surely, 2^{20101201000039} is an apocalyptic number.

20101201000039 is a deficient number, since it is larger than the sum of its proper divisors (1).

20101201000039 is an equidigital number, since it uses as much as digits as its factorization.

20101201000039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 20101201000039 in words is "twenty trillion, one hundred one billion, two hundred one million, thirty-nine", and thus it is an aban number.