233204040231233 has 4 divisors (see below), whose sum is σ = 234412351320708. Its totient is φ = 231995729141760.

The previous prime is 233204040231199. The next prime is 233204040231271. The reversal of 233204040231233 is 332132040402332.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 156906488117824 + 76297552113409 = 12526232^2 + 8734847^2 .

It is a cyclic number.

It is not a de Polignac number, because 233204040231233 - 2²⁰ = 233204039182657 is a prime.

It is a super-2 number, since 2×233204040231233² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233204040231233.

It is not an unprimeable number, because it can be changed into a prime (233204040233233) 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, 604155544448 + ... + 604155544833.

It is an arithmetic number, because the mean of its divisors is an integer number (58603087830177).

Almost surely, 2^{233204040231233} is an apocalyptic number.

It is an amenable number.

233204040231233 is a deficient number, since it is larger than the sum of its proper divisors (1208311089475).

233204040231233 is a wasteful number, since it uses less digits than its factorization.

233204040231233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208311089474.

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

Adding to 233204040231233 its reverse (332132040402332), we get a palindrome (565336080633565).

The spelling of 233204040231233 in words is "two hundred thirty-three trillion, two hundred four billion, forty million, two hundred thirty-one thousand, two hundred thirty-three".