1024020340321 has 8 divisors (see below), whose sum is σ = 1123284996288. Its totient is φ = 925784334000.

The previous prime is 1024020340313. The next prime is 1024020340327. The reversal of 1024020340321 is 1230430204201.

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 1024020340321 - 2³ = 1024020340313 is a prime.

It is a super-2 number, since 2×1024020340321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1024020340292 and 1024020340301.

It is not an unprimeable number, because it can be changed into a prime (1024020340327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257160325 + ... + 257164306.

It is an arithmetic number, because the mean of its divisors is an integer number (140410624536).

Almost surely, 2^{1024020340321} is an apocalyptic number.

1024020340321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1024020340321 is a deficient number, since it is larger than the sum of its proper divisors (99264655967).

1024020340321 is a wasteful number, since it uses less digits than its factorization.

1024020340321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514324823.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1024020340321 its reverse (1230430204201), we get a palindrome (2254450544522).

The spelling of 1024020340321 in words is "one trillion, twenty-four billion, twenty million, three hundred forty thousand, three hundred twenty-one".