21332114 has 4 divisors (see below), whose sum is σ = 31998174. Its totient is φ = 10666056.

The previous prime is 21332089. The next prime is 21332119. The reversal of 21332114 is 41123312.

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

It can be written as a sum of positive squares in only one way, i.e., 21114025 + 218089 = 4595^2 + 467^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21332092 and 21332101.

It is not an unprimeable number, because it can be changed into a prime (21332119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5333027 + ... + 5333030.

Almost surely, 2^21332114 is an apocalyptic number.

21332114 is a deficient number, since it is larger than the sum of its proper divisors (10666060).

21332114 is a wasteful number, since it uses less digits than its factorization.

21332114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10666059.

The product of its digits is 144, while the sum is 17.

The square root of 21332114 is about 4618.6701549255. The cubic root of 21332114 is about 277.3392256489.

Adding to 21332114 its reverse (41123312), we get a palindrome (62455426).

The spelling of 21332114 in words is "twenty-one million, three hundred thirty-two thousand, one hundred fourteen".