217232342222 has 8 divisors (see below), whose sum is σ = 372398300976. Its totient is φ = 93099575232.

The previous prime is 217232342219. The next prime is 217232342227. The reversal of 217232342222 is 222243232712.

217232342222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×217232342222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (217232342227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7758297923 + ... + 7758297950.

It is an arithmetic number, because the mean of its divisors is an integer number (46549787622).

Almost surely, 2^217232342222 is an apocalyptic number.

217232342222 is a deficient number, since it is larger than the sum of its proper divisors (155165958754).

217232342222 is a wasteful number, since it uses less digits than its factorization.

217232342222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15516595882.

The product of its digits is 32256, while the sum is 32.

Adding to 217232342222 its reverse (222243232712), we get a palindrome (439475574934).

The spelling of 217232342222 in words is "two hundred seventeen billion, two hundred thirty-two million, three hundred forty-two thousand, two hundred twenty-two".