212143324 has 6 divisors (see below), whose sum is σ = 371250824. Its totient is φ = 106071660.

The previous prime is 212143319. The next prime is 212143333. The reversal of 212143324 is 423341212.

It is a junction number, because it is equal to n+sod(n) for n = 212143295 and 212143304.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 26517912 + ... + 26517919.

Almost surely, 2^212143324 is an apocalyptic number.

It is an amenable number.

212143324 is a deficient number, since it is larger than the sum of its proper divisors (159107500).

212143324 is a wasteful number, since it uses less digits than its factorization.

212143324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53035835 (or 53035833 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 212143324 is about 14565.1407133608. The cubic root of 212143324 is about 596.4075369820.

Adding to 212143324 its reverse (423341212), we get a palindrome (635484536).

The spelling of 212143324 in words is "two hundred twelve million, one hundred forty-three thousand, three hundred twenty-four".