234344121023 has 4 divisors (see below), whose sum is σ = 236619306768. Its totient is φ = 232068935280.

The previous prime is 234344121013. The next prime is 234344121059. The reversal of 234344121023 is 320121443432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234344121023 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 (234344121013) 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, 1137592718 + ... + 1137592923.

It is an arithmetic number, because the mean of its divisors is an integer number (59154826692).

Almost surely, 2^234344121023 is an apocalyptic number.

234344121023 is a deficient number, since it is larger than the sum of its proper divisors (2275185745).

234344121023 is a wasteful number, since it uses less digits than its factorization.

234344121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275185744.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 234344121023 its reverse (320121443432), we get a palindrome (554465564455).

The spelling of 234344121023 in words is "two hundred thirty-four billion, three hundred forty-four million, one hundred twenty-one thousand, twenty-three".