21314022 has 16 divisors (see below), whose sum is σ = 45135792. Its totient is φ = 6686720.

The previous prime is 21314011. The next prime is 21314053. The reversal of 21314022 is 22041312.

It is a junction number, because it is equal to n+sod(n) for n = 21313992 and 21314010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104379 + ... + 104582.

It is an arithmetic number, because the mean of its divisors is an integer number (2820987).

Almost surely, 2^21314022 is an apocalyptic number.

21314022 is an abundant number, since it is smaller than the sum of its proper divisors (23821770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21314022 is a wasteful number, since it uses less digits than its factorization.

21314022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208983.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 21314022 is about 4616.7111670539. The cubic root of 21314022 is about 277.2607986594.

Adding to 21314022 its reverse (22041312), we get a palindrome (43355334).

The spelling of 21314022 in words is "twenty-one million, three hundred fourteen thousand, twenty-two".