212021120263 has 2 divisors, whose sum is σ = 212021120264. Its totient is φ = 212021120262.

The previous prime is 212021120249. The next prime is 212021120273. The reversal of 212021120263 is 362021120212.

It is a happy number.

212021120263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212021120263 - 2¹³ = 212021112071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212021120273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010560131 + 106010560132.

It is an arithmetic number, because the mean of its divisors is an integer number (106010560132).

Almost surely, 2^212021120263 is an apocalyptic number.

212021120263 is a deficient number, since it is larger than the sum of its proper divisors (1).

212021120263 is an equidigital number, since it uses as much as digits as its factorization.

212021120263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 212021120263 its reverse (362021120212), we get a palindrome (574042240475).

The spelling of 212021120263 in words is "two hundred twelve billion, twenty-one million, one hundred twenty thousand, two hundred sixty-three".