212021022067 has 2 divisors, whose sum is σ = 212021022068. Its totient is φ = 212021022066.

The previous prime is 212021022029. The next prime is 212021022113. The reversal of 212021022067 is 760220120212.

212021022067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212021022067 is a prime.

It is a super-3 number, since 3×212021022067³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (212021020067) 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, 106010511033 + 106010511034.

It is an arithmetic number, because the mean of its divisors is an integer number (106010511034).

Almost surely, 2^212021022067 is an apocalyptic number.

212021022067 is a deficient number, since it is larger than the sum of its proper divisors (1).

212021022067 is an equidigital number, since it uses as much as digits as its factorization.

212021022067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 212021022067 its reverse (760220120212), we get a palindrome (972241142279).

The spelling of 212021022067 in words is "two hundred twelve billion, twenty-one million, twenty-two thousand, sixty-seven".