10303213210321 has 16 divisors (see below), whose sum is σ = 11287194099840. Its totient is φ = 9361324627200.

The previous prime is 10303213210259. The next prime is 10303213210333. The reversal of 10303213210321 is 12301231230301.

It is a cyclic number.

It is not a de Polignac number, because 10303213210321 - 2¹¹ = 10303213208273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10303213210292 and 10303213210301.

It is not an unprimeable number, because it can be changed into a prime (10303213210391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1631596 + ... + 4823746.

It is an arithmetic number, because the mean of its divisors is an integer number (705449631240).

Almost surely, 2^{10303213210321} is an apocalyptic number.

It is an amenable number.

10303213210321 is a deficient number, since it is larger than the sum of its proper divisors (983980889519).

10303213210321 is a wasteful number, since it uses less digits than its factorization.

10303213210321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198744.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 10303213210321 its reverse (12301231230301), we get a palindrome (22604444440622).

The spelling of 10303213210321 in words is "ten trillion, three hundred three billion, two hundred thirteen million, two hundred ten thousand, three hundred twenty-one".