1343332421321 has 4 divisors (see below), whose sum is σ = 1465453550544. Its totient is φ = 1221211292100.

The previous prime is 1343332421293. The next prime is 1343332421339. The reversal of 1343332421321 is 1231242333431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1343332421321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1343332421341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61060564595 + ... + 61060564616.

It is an arithmetic number, because the mean of its divisors is an integer number (366363387636).

Almost surely, 2^{1343332421321} is an apocalyptic number.

1343332421321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1343332421321 is a deficient number, since it is larger than the sum of its proper divisors (122121129223).

1343332421321 is a wasteful number, since it uses less digits than its factorization.

1343332421321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122121129222.

The product of its digits is 31104, while the sum is 32.

Adding to 1343332421321 its reverse (1231242333431), we get a palindrome (2574574754752).

The spelling of 1343332421321 in words is "one trillion, three hundred forty-three billion, three hundred thirty-two million, four hundred twenty-one thousand, three hundred twenty-one".