1321010433341 has 4 divisors (see below), whose sum is σ = 1321178658492. Its totient is φ = 1320842208192.

The previous prime is 1321010433331. The next prime is 1321010433383. The reversal of 1321010433341 is 1433340101231.

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 150967994116 + 1170042439225 = 388546^2 + 1081685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1321010433341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1321010433341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321010433311) 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, 84100796 + ... + 84116501.

It is an arithmetic number, because the mean of its divisors is an integer number (330294664623).

Almost surely, 2^{1321010433341} is an apocalyptic number.

It is an amenable number.

1321010433341 is a deficient number, since it is larger than the sum of its proper divisors (168225151).

1321010433341 is an equidigital number, since it uses as much as digits as its factorization.

1321010433341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168225150.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1321010433341 its reverse (1433340101231), we get a palindrome (2754350534572).

The spelling of 1321010433341 in words is "one trillion, three hundred twenty-one billion, ten million, four hundred thirty-three thousand, three hundred forty-one".