1024342000421 has 4 divisors (see below), whose sum is σ = 1024422536844. Its totient is φ = 1024261464000.

The previous prime is 1024342000411. The next prime is 1024342000427. The reversal of 1024342000421 is 1240002434201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 961321420900 + 63020579521 = 980470^2 + 251039^2 .

It is a cyclic number.

It is not a de Polignac number, because 1024342000421 - 2¹⁰ = 1024341999397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1024342000427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40249130 + ... + 40274571.

It is an arithmetic number, because the mean of its divisors is an integer number (256105634211).

Almost surely, 2^{1024342000421} is an apocalyptic number.

It is an amenable number.

1024342000421 is a deficient number, since it is larger than the sum of its proper divisors (80536423).

1024342000421 is an equidigital number, since it uses as much as digits as its factorization.

1024342000421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80536422.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1024342000421 its reverse (1240002434201), we get a palindrome (2264344434622).

The spelling of 1024342000421 in words is "one trillion, twenty-four billion, three hundred forty-two million, four hundred twenty-one", and thus it is an aban number.