21303000202310 has 16 divisors (see below), whose sum is σ = 38345534128656. Its totient is φ = 8521170355488.

The previous prime is 21303000202213. The next prime is 21303000202391. The reversal of 21303000202310 is 1320200030312.

It is a super-2 number, since 2×21303000202310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579677 + ... + 6553016.

It is an arithmetic number, because the mean of its divisors is an integer number (2396595883041).

Almost surely, 2^{21303000202310} is an apocalyptic number.

21303000202310 is a deficient number, since it is larger than the sum of its proper divisors (17042533926346).

21303000202310 is a wasteful number, since it uses less digits than its factorization.

21303000202310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7431367.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21303000202310 its reverse (1320200030312), we get a palindrome (22623200232622).

The spelling of 21303000202310 in words is "twenty-one trillion, three hundred three billion, two hundred two thousand, three hundred ten".