234240111213 has 4 divisors (see below), whose sum is σ = 312320148288. Its totient is φ = 156160074140.

The previous prime is 234240111197. The next prime is 234240111253. The reversal of 234240111213 is 312111042432.

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 234240111213 - 2⁴ = 234240111197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234240111253) 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, 39040018533 + ... + 39040018538.

It is an arithmetic number, because the mean of its divisors is an integer number (78080037072).

Almost surely, 2^234240111213 is an apocalyptic number.

It is an amenable number.

234240111213 is a deficient number, since it is larger than the sum of its proper divisors (78080037075).

234240111213 is an equidigital number, since it uses as much as digits as its factorization.

234240111213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78080037074.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 234240111213 its reverse (312111042432), we get a palindrome (546351153645).

The spelling of 234240111213 in words is "two hundred thirty-four billion, two hundred forty million, one hundred eleven thousand, two hundred thirteen".