234512342421243 has 32 divisors (see below), whose sum is σ = 324437060167680. Its totient is φ = 150518598347520.

The previous prime is 234512342421239. The next prime is 234512342421293. The reversal of 234512342421243 is 342124243215432.

It is not a de Polignac number, because 234512342421243 - 2² = 234512342421239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 234512342421195 and 234512342421204.

It is not an unprimeable number, because it can be changed into a prime (234512342421293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6902580 + ... + 22730382.

It is an arithmetic number, because the mean of its divisors is an integer number (10138658130240).

Almost surely, 2^{234512342421243} is an apocalyptic number.

234512342421243 is a deficient number, since it is larger than the sum of its proper divisors (89924717746437).

234512342421243 is a wasteful number, since it uses less digits than its factorization.

234512342421243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15828659.

The product of its digits is 1105920, while the sum is 42.

Adding to 234512342421243 its reverse (342124243215432), we get a palindrome (576636585636675).

The spelling of 234512342421243 in words is "two hundred thirty-four trillion, five hundred twelve billion, three hundred forty-two million, four hundred twenty-one thousand, two hundred forty-three".