212002116377 has 2 divisors, whose sum is σ = 212002116378. Its totient is φ = 212002116376.

The previous prime is 212002116367. The next prime is 212002116401. The reversal of 212002116377 is 773611200212.

212002116377 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 can be written as a sum of positive squares in only one way, i.e., 204054572176 + 7947544201 = 451724^2 + 89149^2 .

It is a cyclic number.

It is not a de Polignac number, because 212002116377 - 2¹² = 212002112281 is a prime.

It is a super-2 number, since 2×212002116377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212002116367) 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, 106001058188 + 106001058189.

It is an arithmetic number, because the mean of its divisors is an integer number (106001058189).

Almost surely, 2^212002116377 is an apocalyptic number.

It is an amenable number.

212002116377 is a deficient number, since it is larger than the sum of its proper divisors (1).

212002116377 is an equidigital number, since it uses as much as digits as its factorization.

212002116377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

Adding to 212002116377 its reverse (773611200212), we get a palindrome (985613316589).

The spelling of 212002116377 in words is "two hundred twelve billion, two million, one hundred sixteen thousand, three hundred seventy-seven".