233121422 has 8 divisors (see below), whose sum is σ = 364885776. Its totient is φ = 111492832.

The previous prime is 233121409. The next prime is 233121439. The reversal of 233121422 is 224121332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 233121394 and 233121403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2533883 + ... + 2533974.

It is an arithmetic number, because the mean of its divisors is an integer number (45610722).

Almost surely, 2^233121422 is an apocalyptic number.

233121422 is a deficient number, since it is larger than the sum of its proper divisors (131764354).

233121422 is a wasteful number, since it uses less digits than its factorization.

233121422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5067882.

The product of its digits is 576, while the sum is 20.

The square root of 233121422 is about 15268.3143142915. The cubic root of 233121422 is about 615.4518212395.

Adding to 233121422 its reverse (224121332), we get a palindrome (457242754).

The spelling of 233121422 in words is "two hundred thirty-three million, one hundred twenty-one thousand, four hundred twenty-two".