234243321231 has 8 divisors (see below), whose sum is σ = 312356936320. Its totient is φ = 156145960152.

The previous prime is 234243321211. The next prime is 234243321293. The reversal of 234243321231 is 132123342432.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 234243321231 - 2⁶ = 234243321167 is a prime.

It is a super-2 number, since 2×234243321231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234243321211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4029835 + ... + 4087548.

It is an arithmetic number, because the mean of its divisors is an integer number (39044617040).

Almost surely, 2^234243321231 is an apocalyptic number.

234243321231 is a deficient number, since it is larger than the sum of its proper divisors (78113615089).

234243321231 is an equidigital number, since it uses as much as digits as its factorization.

234243321231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8127005.

The product of its digits is 20736, while the sum is 30.

Adding to 234243321231 its reverse (132123342432), we get a palindrome (366366663663).

The spelling of 234243321231 in words is "two hundred thirty-four billion, two hundred forty-three million, three hundred twenty-one thousand, two hundred thirty-one".