233032121203321 has 12 divisors (see below), whose sum is σ = 256143114019156. Its totient is φ = 211847077537920.

The previous prime is 233032121203247. The next prime is 233032121203327. The reversal of 233032121203321 is 123302121230332.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 114362384581225 + 118669736622096 = 10694035^2 + 10893564^2 .

It is not a de Polignac number, because 233032121203321 - 2¹³ = 233032121195129 is a prime.

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 233032121203321.

It is not an unprimeable number, because it can be changed into a prime (233032121203327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163742221 + ... + 165159253.

Almost surely, 2^{233032121203321} is an apocalyptic number.

It is an amenable number.

233032121203321 is a deficient number, since it is larger than the sum of its proper divisors (23110992815835).

233032121203321 is a wasteful number, since it uses less digits than its factorization.

233032121203321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776152 (or 2776141 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 233032121203321 its reverse (123302121230332), we get a palindrome (356334242433653).

The spelling of 233032121203321 in words is "two hundred thirty-three trillion, thirty-two billion, one hundred twenty-one million, two hundred three thousand, three hundred twenty-one".