1330301023421 has 4 divisors (see below), whose sum is σ = 1330895706492. Its totient is φ = 1329706340352.

The previous prime is 1330301023399. The next prime is 1330301023463. The reversal of 1330301023421 is 1243201030331.

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 606040452196 + 724260571225 = 778486^2 + 851035^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330301023421 - 2¹⁸ = 1330300761277 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 (1330301023721) 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, 297338180 + ... + 297342653.

It is an arithmetic number, because the mean of its divisors is an integer number (332723926623).

Almost surely, 2^{1330301023421} is an apocalyptic number.

It is an amenable number.

1330301023421 is a deficient number, since it is larger than the sum of its proper divisors (594683071).

1330301023421 is an equidigital number, since it uses as much as digits as its factorization.

1330301023421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594683070.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1330301023421 its reverse (1243201030331), we get a palindrome (2573502053752).

The spelling of 1330301023421 in words is "one trillion, three hundred thirty billion, three hundred one million, twenty-three thousand, four hundred twenty-one".