233040133213 has 4 divisors (see below), whose sum is σ = 233675120320. Its totient is φ = 232405146108.

The previous prime is 233040133199. The next prime is 233040133217. The reversal of 233040133213 is 312331040332.

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 233040133213 - 2⁹ = 233040132701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233040133217) 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, 317493003 + ... + 317493736.

It is an arithmetic number, because the mean of its divisors is an integer number (58418780080).

Almost surely, 2^233040133213 is an apocalyptic number.

It is an amenable number.

233040133213 is a deficient number, since it is larger than the sum of its proper divisors (634987107).

233040133213 is an equidigital number, since it uses as much as digits as its factorization.

233040133213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634987106.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 233040133213 its reverse (312331040332), we get a palindrome (545371173545).

The spelling of 233040133213 in words is "two hundred thirty-three billion, forty million, one hundred thirty-three thousand, two hundred thirteen".