233042123442321 has 16 divisors (see below), whose sum is σ = 346883834797120. Its totient is φ = 154625105597760.

The previous prime is 233042123442311. The next prime is 233042123442371. The reversal of 233042123442321 is 123244321240332.

233042123442321 is a `hidden beast` number, since 2 + 3 + 30 + 42 + 12 + 344 + 232 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-233042123442321 is a prime.

It is a super-2 number, since 2×233042123442321² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233042123442311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20453050600 + ... + 20453061993.

It is an arithmetic number, because the mean of its divisors is an integer number (21680239674820).

Almost surely, 2^{233042123442321} is an apocalyptic number.

It is an amenable number.

233042123442321 is a deficient number, since it is larger than the sum of its proper divisors (113841711354799).

233042123442321 is a wasteful number, since it uses less digits than its factorization.

233042123442321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40906112813 (or 40906112807 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 233042123442321 its reverse (123244321240332), we get a palindrome (356286444682653).

The spelling of 233042123442321 in words is "two hundred thirty-three trillion, forty-two billion, one hundred twenty-three million, four hundred forty-two thousand, three hundred twenty-one".