212006074279 has 2 divisors, whose sum is σ = 212006074280. Its totient is φ = 212006074278.

The previous prime is 212006074271. The next prime is 212006074297. The reversal of 212006074279 is 972470600212.

Together with next prime (212006074297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212006074279 - 2³ = 212006074271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212006074271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106003037139 + 106003037140.

It is an arithmetic number, because the mean of its divisors is an integer number (106003037140).

Almost surely, 2^212006074279 is an apocalyptic number.

212006074279 is a deficient number, since it is larger than the sum of its proper divisors (1).

212006074279 is an equidigital number, since it uses as much as digits as its factorization.

212006074279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 212006074279 in words is "two hundred twelve billion, six million, seventy-four thousand, two hundred seventy-nine".