212854773683 has 2 divisors, whose sum is σ = 212854773684. Its totient is φ = 212854773682.

The previous prime is 212854773667. The next prime is 212854773721. The reversal of 212854773683 is 386377458212.

212854773683 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 not a de Polignac number, because 212854773683 - 2⁴ = 212854773667 is a prime.

It is a super-2 number, since 2×212854773683² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212854773083) 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, 106427386841 + 106427386842.

It is an arithmetic number, because the mean of its divisors is an integer number (106427386842).

Almost surely, 2^212854773683 is an apocalyptic number.

212854773683 is a deficient number, since it is larger than the sum of its proper divisors (1).

212854773683 is an equidigital number, since it uses as much as digits as its factorization.

212854773683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13547520, while the sum is 56.

The spelling of 212854773683 in words is "two hundred twelve billion, eight hundred fifty-four million, seven hundred seventy-three thousand, six hundred eighty-three".