21300313222 has 16 divisors (see below), whose sum is σ = 32903308800. Its totient is φ = 10337113800.

The previous prime is 21300313213. The next prime is 21300313231. The reversal of 21300313222 is 22231300312.

It is an interprime number because it is at equal distance from previous prime (21300313213) and next prime (21300313231).

It is a self number, because there is not a number n which added to its sum of digits gives 21300313222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1133154 + ... + 1151797.

It is an arithmetic number, because the mean of its divisors is an integer number (2056456800).

Almost surely, 2^21300313222 is an apocalyptic number.

21300313222 is a deficient number, since it is larger than the sum of its proper divisors (11602995578).

21300313222 is a wasteful number, since it uses less digits than its factorization.

21300313222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285091.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 21300313222 its reverse (22231300312), we get a palindrome (43531613534).

The spelling of 21300313222 in words is "twenty-one billion, three hundred million, three hundred thirteen thousand, two hundred twenty-two".