1321301424343 has 8 divisors (see below), whose sum is σ = 1353127736576. Its totient is φ = 1289525038200.

The previous prime is 1321301424341. The next prime is 1321301424347. The reversal of 1321301424343 is 3434241031231.

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 1321301424343 - 2¹ = 1321301424341 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 (1321301424341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12427953 + ... + 12533818.

It is an arithmetic number, because the mean of its divisors is an integer number (169140967072).

Almost surely, 2^{1321301424343} is an apocalyptic number.

1321301424343 is a deficient number, since it is larger than the sum of its proper divisors (31826312233).

1321301424343 is a wasteful number, since it uses less digits than its factorization.

1321301424343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24963045.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1321301424343 its reverse (3434241031231), we get a palindrome (4755542455574).

The spelling of 1321301424343 in words is "one trillion, three hundred twenty-one billion, three hundred one million, four hundred twenty-four thousand, three hundred forty-three".