212303118208 has 32 divisors (see below), whose sum is σ = 423175362120. Its totient is φ = 106094400000.

The previous prime is 212303118179. The next prime is 212303118221. The reversal of 212303118208 is 802811303212.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×212303118208² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212303118208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207418 + ... + 683833.

Almost surely, 2^212303118208 is an apocalyptic number.

It is an amenable number.

212303118208 is a deficient number, since it is larger than the sum of its proper divisors (210872243912).

212303118208 is an equidigital number, since it uses as much as digits as its factorization.

212303118208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893126 (or 893114 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 212303118208 in words is "two hundred twelve billion, three hundred three million, one hundred eighteen thousand, two hundred eight".