21214303022 has 16 divisors (see below), whose sum is σ = 35302694400. Its totient is φ = 9479426040.

The previous prime is 21214303013. The next prime is 21214303037. The reversal of 21214303022 is 22030341212.

It is a junction number, because it is equal to n+sod(n) for n = 21214302985 and 21214303003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8170622 + ... + 8173217.

It is an arithmetic number, because the mean of its divisors is an integer number (2206418400).

Almost surely, 2^21214303022 is an apocalyptic number.

21214303022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21214303022 is a deficient number, since it is larger than the sum of its proper divisors (14088391378).

21214303022 is a wasteful number, since it uses less digits than its factorization.

21214303022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16343911.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21214303022 its reverse (22030341212), we get a palindrome (43244644234).

The spelling of 21214303022 in words is "twenty-one billion, two hundred fourteen million, three hundred three thousand, twenty-two".