1321033210233 has 16 divisors (see below), whose sum is σ = 1933741730496. Its totient is φ = 795526655040.

The previous prime is 1321033210229. The next prime is 1321033210247. The reversal of 1321033210233 is 3320123301231.

It is not a de Polignac number, because 1321033210233 - 2² = 1321033210229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1321033210223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127483066 + ... + 127493427.

It is an arithmetic number, because the mean of its divisors is an integer number (120858858156).

Almost surely, 2^{1321033210233} is an apocalyptic number.

It is an amenable number.

1321033210233 is a deficient number, since it is larger than the sum of its proper divisors (612708520263).

1321033210233 is a wasteful number, since it uses less digits than its factorization.

1321033210233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254976664.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1321033210233 its reverse (3320123301231), we get a palindrome (4641156511464).

The spelling of 1321033210233 in words is "one trillion, three hundred twenty-one billion, thirty-three million, two hundred ten thousand, two hundred thirty-three".