10340001321 has 32 divisors (see below), whose sum is σ = 15211109760. Its totient is φ = 6207473664.

The previous prime is 10340001319. The next prime is 10340001377. The reversal of 10340001321 is 12310004301.

10340001321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10340001321 - 2¹ = 10340001319 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10340001321.

It is not an unprimeable number, because it can be changed into a prime (10340001391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1554615 + ... + 1561251.

It is an arithmetic number, because the mean of its divisors is an integer number (475347180).

Almost surely, 2^10340001321 is an apocalyptic number.

It is an amenable number.

10340001321 is a deficient number, since it is larger than the sum of its proper divisors (4871108439).

10340001321 is a wasteful number, since it uses less digits than its factorization.

10340001321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7625.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10340001321 its reverse (12310004301), we get a palindrome (22650005622).

The spelling of 10340001321 in words is "ten billion, three hundred forty million, one thousand, three hundred twenty-one".