20200021120063 has 2 divisors, whose sum is σ = 20200021120064. Its totient is φ = 20200021120062.

The previous prime is 20200021119923. The next prime is 20200021120121. The reversal of 20200021120063 is 36002112000202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20200021120063 - 2¹³ = 20200021111871 is a prime.

It is a super-2 number, since 2×20200021120063² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20200021120063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200021127063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100010560031 + 10100010560032.

It is an arithmetic number, because the mean of its divisors is an integer number (10100010560032).

Almost surely, 2^{20200021120063} is an apocalyptic number.

20200021120063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200021120063 is an equidigital number, since it uses as much as digits as its factorization.

20200021120063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20200021120063 its reverse (36002112000202), we get a palindrome (56202133120265).

The spelling of 20200021120063 in words is "twenty trillion, two hundred billion, twenty-one million, one hundred twenty thousand, sixty-three".