321230013222 has 16 divisors (see below), whose sum is σ = 670393071360. Its totient is φ = 102421163592.

The previous prime is 321230013197. The next prime is 321230013229. The reversal of 321230013222 is 222310032123.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321230013229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163876722 + ... + 1163876997.

It is an arithmetic number, because the mean of its divisors is an integer number (41899566960).

Almost surely, 2^321230013222 is an apocalyptic number.

321230013222 is an abundant number, since it is smaller than the sum of its proper divisors (349163058138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321230013222 is a wasteful number, since it uses less digits than its factorization.

321230013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327753747.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 321230013222 its reverse (222310032123), we get a palindrome (543540045345).

The spelling of 321230013222 in words is "three hundred twenty-one billion, two hundred thirty million, thirteen thousand, two hundred twenty-two".