212252267705 has 8 divisors (see below), whose sum is σ = 254705193792. Its totient is φ = 169800165808.

The previous prime is 212252267683. The next prime is 212252267713. The reversal of 212252267705 is 507762252212.

212252267705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212252267705 - 2⁶ = 212252267641 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 916082 + ... + 1124148.

It is an arithmetic number, because the mean of its divisors is an integer number (31838149224).

Almost surely, 2^212252267705 is an apocalyptic number.

It is an amenable number.

212252267705 is a deficient number, since it is larger than the sum of its proper divisors (42452926087).

212252267705 is a wasteful number, since it uses less digits than its factorization.

212252267705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412095.

The product of its (nonzero) digits is 235200, while the sum is 41.

The spelling of 212252267705 in words is "two hundred twelve billion, two hundred fifty-two million, two hundred sixty-seven thousand, seven hundred five".