21303233313302 has 16 divisors (see below), whose sum is σ = 32874726869712. Its totient is φ = 10347221028480.

The previous prime is 21303233313283. The next prime is 21303233313359. The reversal of 21303233313302 is 20331333230312.

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, 557482028 + ... + 557520239.

It is an arithmetic number, because the mean of its divisors is an integer number (2054670429357).

Almost surely, 2^{21303233313302} is an apocalyptic number.

21303233313302 is a deficient number, since it is larger than the sum of its proper divisors (11571493556410).

21303233313302 is a wasteful number, since it uses less digits than its factorization.

21303233313302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115002543.

The product of its (nonzero) digits is 17496, while the sum is 29.

Adding to 21303233313302 its reverse (20331333230312), we get a palindrome (41634566543614).

The spelling of 21303233313302 in words is "twenty-one trillion, three hundred three billion, two hundred thirty-three million, three hundred thirteen thousand, three hundred two".