234042123430 has 16 divisors (see below), whose sum is σ = 421291263024. Its totient is φ = 93613418080.

The previous prime is 234042123373. The next prime is 234042123473. The reversal of 234042123430 is 34321240432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132697 + ... + 696916.

It is an arithmetic number, because the mean of its divisors is an integer number (26330703939).

Almost surely, 2^234042123430 is an apocalyptic number.

234042123430 is a deficient number, since it is larger than the sum of its proper divisors (187249139594).

234042123430 is a wasteful number, since it uses less digits than its factorization.

234042123430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857831.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 234042123430 its reverse (34321240432), we get a palindrome (268363363862).

The spelling of 234042123430 in words is "two hundred thirty-four billion, forty-two million, one hundred twenty-three thousand, four hundred thirty".