20201687035141 has 2 divisors, whose sum is σ = 20201687035142. Its totient is φ = 20201687035140.

The previous prime is 20201687035111. The next prime is 20201687035169. The reversal of 20201687035141 is 14153078610202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20092492476225 + 109194558916 = 4482465^2 + 330446^2 .

It is a cyclic number.

It is not a de Polignac number, because 20201687035141 - 2¹⁹ = 20201686510853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20201687035094 and 20201687035103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20201687035111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100843517570 + 10100843517571.

It is an arithmetic number, because the mean of its divisors is an integer number (10100843517571).

Almost surely, 2^{20201687035141} is an apocalyptic number.

It is an amenable number.

20201687035141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20201687035141 is an equidigital number, since it uses as much as digits as its factorization.

20201687035141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 20201687035141 in words is "twenty trillion, two hundred one billion, six hundred eighty-seven million, thirty-five thousand, one hundred forty-one".