212111324 has 6 divisors (see below), whose sum is σ = 371194824. Its totient is φ = 106055660.

The previous prime is 212111323. The next prime is 212111369. The reversal of 212111324 is 423111212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212111323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26513912 + ... + 26513919.

It is an arithmetic number, because the mean of its divisors is an integer number (61865804).

Almost surely, 2^212111324 is an apocalyptic number.

It is an amenable number.

212111324 is a deficient number, since it is larger than the sum of its proper divisors (159083500).

212111324 is a wasteful number, since it uses less digits than its factorization.

212111324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53027835 (or 53027833 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 212111324 is about 14564.0421586866. The cubic root of 212111324 is about 596.3775478211.

Adding to 212111324 its reverse (423111212), we get a palindrome (635222536).

The spelling of 212111324 in words is "two hundred twelve million, one hundred eleven thousand, three hundred twenty-four".