20708088101 has 2 divisors, whose sum is σ = 20708088102. Its totient is φ = 20708088100.

The previous prime is 20708088077. The next prime is 20708088113. The reversal of 20708088101 is 10188080702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17597349025 + 3110739076 = 132655^2 + 55774^2 .

It is a cyclic number.

It is not a de Polignac number, because 20708088101 - 2¹⁴ = 20708071717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20708088131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10354044050 + 10354044051.

It is an arithmetic number, because the mean of its divisors is an integer number (10354044051).

Almost surely, 2^20708088101 is an apocalyptic number.

It is an amenable number.

20708088101 is a deficient number, since it is larger than the sum of its proper divisors (1).

20708088101 is an equidigital number, since it uses as much as digits as its factorization.

20708088101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 35.

The spelling of 20708088101 in words is "twenty billion, seven hundred eight million, eighty-eight thousand, one hundred one".