1024321421321 has 8 divisors (see below), whose sum is σ = 1125971640288. Its totient is φ = 924092884000.

The previous prime is 1024321421311. The next prime is 1024321421323. The reversal of 1024321421321 is 1231241234201.

It is a happy number.

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

It is not a de Polignac number, because 1024321421321 - 2¹⁴ = 1024321404937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1024321421323) 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 7 ways as a sum of consecutive naturals, for example, 355418900 + ... + 355421781.

It is an arithmetic number, because the mean of its divisors is an integer number (140746455036).

Almost surely, 2^{1024321421321} is an apocalyptic number.

1024321421321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1024321421321 is a deficient number, since it is larger than the sum of its proper divisors (101650218967).

1024321421321 is a wasteful number, since it uses less digits than its factorization.

1024321421321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710840823.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1024321421321 its reverse (1231241234201), we get a palindrome (2255562655522).

The spelling of 1024321421321 in words is "one trillion, twenty-four billion, three hundred twenty-one million, four hundred twenty-one thousand, three hundred twenty-one".