21302001222310 has 48 divisors (see below), whose sum is σ = 40803373045440. Its totient is φ = 8005482152960.

The previous prime is 21302001222277. The next prime is 21302001222353. The reversal of 21302001222310 is 1322210020312.

It is a super-2 number, since 2×21302001222310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4832686 + ... + 8121505.

It is an arithmetic number, because the mean of its divisors is an integer number (850070271780).

Almost surely, 2^{21302001222310} is an apocalyptic number.

21302001222310 is a deficient number, since it is larger than the sum of its proper divisors (19501371823130).

21302001222310 is a wasteful number, since it uses less digits than its factorization.

21302001222310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12954801 (or 12954784 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21302001222310 its reverse (1322210020312), we get a palindrome (22624211242622).

The spelling of 21302001222310 in words is "twenty-one trillion, three hundred two billion, one million, two hundred twenty-two thousand, three hundred ten".