221233212410422 has 8 divisors (see below), whose sum is σ = 333768025660176. Its totient is φ = 109977203857032.

The previous prime is 221233212410359. The next prime is 221233212410443. The reversal of 221233212410422 is 224014212332122.

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

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, 319701173658 + ... + 319701174349.

It is an arithmetic number, because the mean of its divisors is an integer number (41721003207522).

Almost surely, 2^{221233212410422} is an apocalyptic number.

221233212410422 is a deficient number, since it is larger than the sum of its proper divisors (112534813249754).

221233212410422 is a wasteful number, since it uses less digits than its factorization.

221233212410422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639402348182.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 221233212410422 its reverse (224014212332122), we get a palindrome (445247424742544).

The spelling of 221233212410422 in words is "two hundred twenty-one trillion, two hundred thirty-three billion, two hundred twelve million, four hundred ten thousand, four hundred twenty-two".