214121332 has 6 divisors (see below), whose sum is σ = 374712338. Its totient is φ = 107060664.

The previous prime is 214121321. The next prime is 214121333. The reversal of 214121332 is 233121412.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 161645796 + 52475536 = 12714^2 + 7244^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214121333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26765163 + ... + 26765170.

Almost surely, 2^214121332 is an apocalyptic number.

It is an amenable number.

214121332 is a deficient number, since it is larger than the sum of its proper divisors (160591006).

214121332 is a wasteful number, since it uses less digits than its factorization.

214121332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53530337 (or 53530335 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 214121332 is about 14632.8852930651. The cubic root of 214121332 is about 598.2554249387.

Adding to 214121332 its reverse (233121412), we get a palindrome (447242744).

The spelling of 214121332 in words is "two hundred fourteen million, one hundred twenty-one thousand, three hundred thirty-two".