321420004343222 has 16 divisors (see below), whose sum is σ = 483986482726320. Its totient is φ = 160091655184032.

The previous prime is 321420004343189. The next prime is 321420004343227. The reversal of 321420004343222 is 222343400024123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321420004343227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118259072 + ... + 120946467.

It is an arithmetic number, because the mean of its divisors is an integer number (30249155170395).

Almost surely, 2^{321420004343222} is an apocalyptic number.

321420004343222 is a deficient number, since it is larger than the sum of its proper divisors (162566478383098).

321420004343222 is a wasteful number, since it uses less digits than its factorization.

321420004343222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239208127.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 321420004343222 its reverse (222343400024123), we get a palindrome (543763404367345).

The spelling of 321420004343222 in words is "three hundred twenty-one trillion, four hundred twenty billion, four million, three hundred forty-three thousand, two hundred twenty-two".