233011322213 has 4 divisors (see below), whose sum is σ = 233073181920. Its totient is φ = 232949462508.

The previous prime is 233011322183. The next prime is 233011322261. The reversal of 233011322213 is 312223110332.

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 233011322213 - 2⁶ = 233011322149 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 (233011322113) 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, 30924203 + ... + 30931736.

It is an arithmetic number, because the mean of its divisors is an integer number (58268295480).

Almost surely, 2^233011322213 is an apocalyptic number.

It is an amenable number.

233011322213 is a deficient number, since it is larger than the sum of its proper divisors (61859707).

233011322213 is an equidigital number, since it uses as much as digits as its factorization.

233011322213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61859706.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 233011322213 its reverse (312223110332), we get a palindrome (545234432545).

The spelling of 233011322213 in words is "two hundred thirty-three billion, eleven million, three hundred twenty-two thousand, two hundred thirteen".