234121103200123 has 4 divisors (see below), whose sum is σ = 234204628391368. Its totient is φ = 234037578008880.

The previous prime is 234121103200067. The next prime is 234121103200129. The reversal of 234121103200123 is 321002301121432.

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

It is a cyclic number.

It is not a de Polignac number, because 234121103200123 - 2⁴⁵ = 198936731111291 is a prime.

It is a super-3 number, since 3×234121103200123³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234121103200129) 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, 41762591418 + ... + 41762597023.

It is an arithmetic number, because the mean of its divisors is an integer number (58551157097842).

Almost surely, 2^{234121103200123} is an apocalyptic number.

234121103200123 is a deficient number, since it is larger than the sum of its proper divisors (83525191245).

234121103200123 is an equidigital number, since it uses as much as digits as its factorization.

234121103200123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83525191244.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 234121103200123 its reverse (321002301121432), we get a palindrome (555123404321555).

The spelling of 234121103200123 in words is "two hundred thirty-four trillion, one hundred twenty-one billion, one hundred three million, two hundred thousand, one hundred twenty-three".