212030122 has 8 divisors (see below), whose sum is σ = 319644000. Its totient is φ = 105482124.

The previous prime is 212030089. The next prime is 212030131. The reversal of 212030122 is 221030212.

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

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, 265972 + ... + 266767.

It is an arithmetic number, because the mean of its divisors is an integer number (39955500).

Almost surely, 2^212030122 is an apocalyptic number.

212030122 is a deficient number, since it is larger than the sum of its proper divisors (107613878).

212030122 is a wasteful number, since it uses less digits than its factorization.

212030122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532940.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 212030122 is about 14561.2541355475. The cubic root of 212030122 is about 596.3014349105.

Adding to 212030122 its reverse (221030212), we get a palindrome (433060334).

The spelling of 212030122 in words is "two hundred twelve million, thirty thousand, one hundred twenty-two".