1321335345322 has 8 divisors (see below), whose sum is σ = 1989316683072. Its totient is φ = 658229784300.

The previous prime is 1321335345289. The next prime is 1321335345329. The reversal of 1321335345322 is 2235435331231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1321335345329) 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, 1218943504 + ... + 1218944587.

It is an arithmetic number, because the mean of its divisors is an integer number (248664585384).

Almost surely, 2^{1321335345322} is an apocalyptic number.

1321335345322 is a deficient number, since it is larger than the sum of its proper divisors (667981337750).

1321335345322 is a wasteful number, since it uses less digits than its factorization.

1321335345322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437888364.

The product of its digits is 194400, while the sum is 37.

It can be divided in two parts, 13213353 and 45322, that added together give a triangular number (13258675 = T₅₁₄₉).

The spelling of 1321335345322 in words is "one trillion, three hundred twenty-one billion, three hundred thirty-five million, three hundred forty-five thousand, three hundred twenty-two".