233321142321 has 12 divisors (see below), whose sum is σ = 337529299380. Its totient is φ = 155312102880.

The previous prime is 233321142317. The next prime is 233321142331. The reversal of 233321142321 is 123241123332.

233321142321 is a `hidden beast` number, since 2 + 3 + 3 + 3 + 211 + 423 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 196635486096 + 36685656225 = 443436^2 + 191535^2 .

It is not a de Polignac number, because 233321142321 - 2² = 233321142317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (233321142331) 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, 19604166 + ... + 19616063.

It is an arithmetic number, because the mean of its divisors is an integer number (28127441615).

Almost surely, 2^233321142321 is an apocalyptic number.

It is an amenable number.

233321142321 is a deficient number, since it is larger than the sum of its proper divisors (104208157059).

233321142321 is a wasteful number, since it uses less digits than its factorization.

233321142321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39220896 (or 39220893 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 233321142321 its reverse (123241123332), we get a palindrome (356562265653).

The spelling of 233321142321 in words is "two hundred thirty-three billion, three hundred twenty-one million, one hundred forty-two thousand, three hundred twenty-one".