10320235120021 has 8 divisors (see below), whose sum is σ = 10337149368000. Its totient is φ = 10303322641920.

The previous prime is 10320235120007. The next prime is 10320235120049. The reversal of 10320235120021 is 12002153202301.

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 10320235120021 - 2¹⁷ = 10320234988949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10320235119974 and 10320235120001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320235120061) 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, 11492565 + ... + 12357973.

It is an arithmetic number, because the mean of its divisors is an integer number (1292143671000).

Almost surely, 2^{10320235120021} is an apocalyptic number.

It is an amenable number.

10320235120021 is a deficient number, since it is larger than the sum of its proper divisors (16914247979).

10320235120021 is an equidigital number, since it uses as much as digits as its factorization.

10320235120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884939.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 10320235120021 its reverse (12002153202301), we get a palindrome (22322388322322).

The spelling of 10320235120021 in words is "ten trillion, three hundred twenty billion, two hundred thirty-five million, one hundred twenty thousand, twenty-one".