23313240321133 has 6 divisors (see below), whose sum is σ = 27119483638926. Its totient is φ = 19982777418072.

The previous prime is 23313240321109. The next prime is 23313240321167. The reversal of 23313240321133 is 33112304231332.

It can be written as a sum of positive squares in only one way, i.e., 23309564688004 + 3675633129 = 4827998^2 + 60627^2 .

It is a de Polignac number, because none of the positive numbers 2^k-23313240321133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23313240321095 and 23313240321104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23313240321103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237890207310 + ... + 237890207407.

It is an arithmetic number, because the mean of its divisors is an integer number (4519913939821).

Almost surely, 2^{23313240321133} is an apocalyptic number.

It is an amenable number.

23313240321133 is a deficient number, since it is larger than the sum of its proper divisors (3806243317793).

23313240321133 is an equidigital number, since it uses as much as digits as its factorization.

23313240321133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475780414731 (or 475780414724 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 23313240321133 its reverse (33112304231332), we get a palindrome (56425544552465).

The spelling of 23313240321133 in words is "twenty-three trillion, three hundred thirteen billion, two hundred forty million, three hundred twenty-one thousand, one hundred thirty-three".