212124214 has 8 divisors (see below), whose sum is σ = 318249360. Its totient is φ = 106041096.

The previous prime is 212124191. The next prime is 212124229. The reversal of 212124214 is 412421212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212124191 and 212124200.

It is a congruent number.

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, 10567 + ... + 23149.

It is an arithmetic number, because the mean of its divisors is an integer number (39781170).

Almost surely, 2^212124214 is an apocalyptic number.

212124214 is a deficient number, since it is larger than the sum of its proper divisors (106125146).

212124214 is a wasteful number, since it uses less digits than its factorization.

212124214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21014.

The product of its digits is 256, while the sum is 19.

The square root of 212124214 is about 14564.4846802075. The cubic root of 212124214 is about 596.3896281927.

Adding to 212124214 its reverse (412421212), we get a palindrome (624545426).

It can be divided in two parts, 2121 and 24214, that added together give a triangular number (26335 = T₂₂₉).

The spelling of 212124214 in words is "two hundred twelve million, one hundred twenty-four thousand, two hundred fourteen".