212415000208 has 20 divisors (see below), whose sum is σ = 413686473388. Its totient is φ = 105657200640.

The previous prime is 212415000167. The next prime is 212415000233. The reversal of 212415000208 is 802000514212.

It can be written as a sum of positive squares in 2 ways, for example, as 14397120144 + 198017880064 = 119988^2 + 444992^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34390533 + ... + 34396708.

Almost surely, 2^212415000208 is an apocalyptic number.

It is an amenable number.

212415000208 is a deficient number, since it is larger than the sum of its proper divisors (201271473180).

212415000208 is a wasteful number, since it uses less digits than its factorization.

212415000208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68787442 (or 68787436 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The spelling of 212415000208 in words is "two hundred twelve billion, four hundred fifteen million, two hundred eight", and thus it is an aban number.