123321302133 has 4 divisors (see below), whose sum is σ = 164428402848. Its totient is φ = 82214201420.

The previous prime is 123321302123. The next prime is 123321302147. The reversal of 123321302133 is 331203123321.

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 123321302133 - 2⁵ = 123321302101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123321302123) 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, 20553550353 + ... + 20553550358.

It is an arithmetic number, because the mean of its divisors is an integer number (41107100712).

Almost surely, 2^123321302133 is an apocalyptic number.

It is an amenable number.

123321302133 is a deficient number, since it is larger than the sum of its proper divisors (41107100715).

123321302133 is an equidigital number, since it uses as much as digits as its factorization.

123321302133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41107100714.

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

Adding to 123321302133 its reverse (331203123321), we get a palindrome (454524425454).

The spelling of 123321302133 in words is "one hundred twenty-three billion, three hundred twenty-one million, three hundred two thousand, one hundred thirty-three".