212030124 has 12 divisors (see below), whose sum is σ = 494736984. Its totient is φ = 70676704.

The previous prime is 212030089. The next prime is 212030131. The reversal of 212030124 is 421030212.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8834577 + ... + 8834600.

It is an arithmetic number, because the mean of its divisors is an integer number (41228082).

Almost surely, 2^212030124 is an apocalyptic number.

It is an amenable number.

212030124 is an abundant number, since it is smaller than the sum of its proper divisors (282706860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212030124 is a wasteful number, since it uses less digits than its factorization.

212030124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17669184 (or 17669182 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 212030124 is about 14561.2542042229. The cubic root of 212030124 is about 596.3014367854.

Adding to 212030124 its reverse (421030212), we get a palindrome (633060336).

The spelling of 212030124 in words is "two hundred twelve million, thirty thousand, one hundred twenty-four".