343213221233222 has 16 divisors (see below), whose sum is σ = 516906233278800. Its totient is φ = 170912420733600.

The previous prime is 343213221233213. The next prime is 343213221233237. The reversal of 343213221233222 is 222332122312343.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318777029 + ... + 319851872.

It is an arithmetic number, because the mean of its divisors is an integer number (32306639579925).

Almost surely, 2^{343213221233222} is an apocalyptic number.

343213221233222 is a deficient number, since it is larger than the sum of its proper divisors (173693012045578).

343213221233222 is a wasteful number, since it uses less digits than its factorization.

343213221233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638629991.

The product of its digits is 124416, while the sum is 35.

Adding to 343213221233222 its reverse (222332122312343), we get a palindrome (565545343545565).

The spelling of 343213221233222 in words is "three hundred forty-three trillion, two hundred thirteen billion, two hundred twenty-one million, two hundred thirty-three thousand, two hundred twenty-two".