212232214 has 4 divisors (see below), whose sum is σ = 318348324. Its totient is φ = 106116106.

The previous prime is 212232211. The next prime is 212232227. The reversal of 212232214 is 412232212.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 212232191 and 212232200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212232211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53058052 + ... + 53058055.

It is an arithmetic number, because the mean of its divisors is an integer number (79587081).

Almost surely, 2^212232214 is an apocalyptic number.

212232214 is a deficient number, since it is larger than the sum of its proper divisors (106116110).

212232214 is a wasteful number, since it uses less digits than its factorization.

212232214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106116109.

The product of its digits is 384, while the sum is 19.

The square root of 212232214 is about 14568.1918576054. The cubic root of 212232214 is about 596.4908254277.

Adding to 212232214 its reverse (412232212), we get a palindrome (624464426).

The spelling of 212232214 in words is "two hundred twelve million, two hundred thirty-two thousand, two hundred fourteen".