10320313210021 has 8 divisors (see below), whose sum is σ = 10415732425560. Its totient is φ = 10224907402752.

The previous prime is 10320313210013. The next prime is 10320313210037. The reversal of 10320313210021 is 12001231302301.

It can be written as a sum of positive squares in 4 ways, for example, as 315181188100 + 10005132021921 = 561410^2 + 3163089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10320313210021 - 2³ = 10320313210013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320313210001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1802260 + ... + 4887613.

It is an arithmetic number, because the mean of its divisors is an integer number (1301966553195).

Almost surely, 2^{10320313210021} is an apocalyptic number.

It is an amenable number.

10320313210021 is a deficient number, since it is larger than the sum of its proper divisors (95419215539).

10320313210021 is a wasteful number, since it uses less digits than its factorization.

10320313210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6704135.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10320313210021 its reverse (12001231302301), we get a palindrome (22321544512322).

The spelling of 10320313210021 in words is "ten trillion, three hundred twenty billion, three hundred thirteen million, two hundred ten thousand, twenty-one".