20212102063 has 2 divisors, whose sum is σ = 20212102064. Its totient is φ = 20212102062.

The previous prime is 20212102051. The next prime is 20212102153. The reversal of 20212102063 is 36020121202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20212102063 - 2³³ = 11622167471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20212102063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212102013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106051031 + 10106051032.

It is an arithmetic number, because the mean of its divisors is an integer number (10106051032).

Almost surely, 2^20212102063 is an apocalyptic number.

20212102063 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212102063 is an equidigital number, since it uses as much as digits as its factorization.

20212102063 is an evil number, because the sum of its binary digits is even.

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

Adding to 20212102063 its reverse (36020121202), we get a palindrome (56232223265).

The spelling of 20212102063 in words is "twenty billion, two hundred twelve million, one hundred two thousand, sixty-three".