212111020063 has 2 divisors, whose sum is σ = 212111020064. Its totient is φ = 212111020062.

The previous prime is 212111020021. The next prime is 212111020067. The reversal of 212111020063 is 360020111212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212111020063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212111020063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212111020067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106055510031 + 106055510032.

It is an arithmetic number, because the mean of its divisors is an integer number (106055510032).

Almost surely, 2^212111020063 is an apocalyptic number.

212111020063 is a deficient number, since it is larger than the sum of its proper divisors (1).

212111020063 is an equidigital number, since it uses as much as digits as its factorization.

212111020063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 212111020063 its reverse (360020111212), we get a palindrome (572131131275).

The spelling of 212111020063 in words is "two hundred twelve billion, one hundred eleven million, twenty thousand, sixty-three".