1321324431334 has 16 divisors (see below), whose sum is σ = 1995531148800. Its totient is φ = 656161970184.

The previous prime is 1321324431293. The next prime is 1321324431353. The reversal of 1321324431334 is 4331344231231.

It is a self number, because there is not a number n which added to its sum of digits gives 1321324431334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3465642 + ... + 3827965.

It is an arithmetic number, because the mean of its divisors is an integer number (124720696800).

Almost surely, 2^{1321324431334} is an apocalyptic number.

1321324431334 is a deficient number, since it is larger than the sum of its proper divisors (674206717466).

1321324431334 is a wasteful number, since it uses less digits than its factorization.

1321324431334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7294227.

The product of its digits is 62208, while the sum is 34.

Adding to 1321324431334 its reverse (4331344231231), we get a palindrome (5652668662565).

The spelling of 1321324431334 in words is "one trillion, three hundred twenty-one billion, three hundred twenty-four million, four hundred thirty-one thousand, three hundred thirty-four".