21322114 has 32 divisors (see below), whose sum is σ = 37760256. Its totient is φ = 8920320.

The previous prime is 21322099. The next prime is 21322117. The reversal of 21322114 is 41122312.

It is not an unprimeable number, because it can be changed into a prime (21322117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16972 + ... + 18184.

It is an arithmetic number, because the mean of its divisors is an integer number (1180008).

Almost surely, 2^21322114 is an apocalyptic number.

21322114 is a deficient number, since it is larger than the sum of its proper divisors (16438142).

21322114 is a wasteful number, since it uses less digits than its factorization.

21322114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290.

The product of its digits is 96, while the sum is 16.

The square root of 21322114 is about 4617.5874653330. The cubic root of 21322114 is about 277.2958821444.

Adding to 21322114 its reverse (41122312), we get a palindrome (62444426).

The spelling of 21322114 in words is "twenty-one million, three hundred twenty-two thousand, one hundred fourteen".