2331321113233 has 4 divisors (see below), whose sum is σ = 2664366986560. Its totient is φ = 1998275239908.

The previous prime is 2331321113221. The next prime is 2331321113357. The reversal of 2331321113233 is 3323111231332.

It is a happy number.

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 not a de Polignac number, because 2331321113233 - 2²⁵ = 2331287558801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2331321213233) 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, 166522936653 + ... + 166522936666.

It is an arithmetic number, because the mean of its divisors is an integer number (666091746640).

Almost surely, 2^{2331321113233} is an apocalyptic number.

It is an amenable number.

2331321113233 is a deficient number, since it is larger than the sum of its proper divisors (333045873327).

2331321113233 is an equidigital number, since it uses as much as digits as its factorization.

2331321113233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333045873326.

The product of its digits is 5832, while the sum is 28.

Adding to 2331321113233 its reverse (3323111231332), we get a palindrome (5654432344565).

The spelling of 2331321113233 in words is "two trillion, three hundred thirty-one billion, three hundred twenty-one million, one hundred thirteen thousand, two hundred thirty-three".