123230344334 has 16 divisors (see below), whose sum is σ = 193710115872. Its totient is φ = 58683301248.

The previous prime is 123230344333. The next prime is 123230344411. The reversal of 123230344334 is 433443032321.

It is a self number, because there is not a number n which added to its sum of digits gives 123230344334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123230344333) 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, 5738039 + ... + 5759474.

It is an arithmetic number, because the mean of its divisors is an integer number (12106882242).

Almost surely, 2^123230344334 is an apocalyptic number.

123230344334 is a deficient number, since it is larger than the sum of its proper divisors (70479771538).

123230344334 is a wasteful number, since it uses less digits than its factorization.

123230344334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11497771.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 123230344334 its reverse (433443032321), we get a palindrome (556673376655).

The spelling of 123230344334 in words is "one hundred twenty-three billion, two hundred thirty million, three hundred forty-four thousand, three hundred thirty-four".