10320103001221 has 8 divisors (see below), whose sum is σ = 11114035600640. Its totient is φ = 9526181619312.

The previous prime is 10320103001189. The next prime is 10320103001227. The reversal of 10320103001221 is 12210030102301.

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 10320103001221 - 2⁵ = 10320103001189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10320103001195 and 10320103001204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320103001227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842781 + ... + 4620658.

It is an arithmetic number, because the mean of its divisors is an integer number (1389254450080).

Almost surely, 2^{10320103001221} is an apocalyptic number.

It is an amenable number.

10320103001221 is a deficient number, since it is larger than the sum of its proper divisors (793932599419).

10320103001221 is a wasteful number, since it uses less digits than its factorization.

10320103001221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5608755.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10320103001221 its reverse (12210030102301), we get a palindrome (22530133103522).

The spelling of 10320103001221 in words is "ten trillion, three hundred twenty billion, one hundred three million, one thousand, two hundred twenty-one".