321223230444102 has 32 divisors (see below), whose sum is σ = 741352920202752. Its totient is φ = 90887016657024.

The previous prime is 321223230444091. The next prime is 321223230444163. The reversal of 321223230444102 is 201444032322123.

It is a happy number.

It is a super-4 number, since 4×321223230444102⁴ (a number of 59 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37127044963 + ... + 37127053614.

It is an arithmetic number, because the mean of its divisors is an integer number (23167278756336).

Almost surely, 2^{321223230444102} is an apocalyptic number.

321223230444102 is an abundant number, since it is smaller than the sum of its proper divisors (420129689758650).

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

321223230444102 is a wasteful number, since it uses less digits than its factorization.

321223230444102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74254098692.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 321223230444102 its reverse (201444032322123), we get a palindrome (522667262766225).

The spelling of 321223230444102 in words is "three hundred twenty-one trillion, two hundred twenty-three billion, two hundred thirty million, four hundred forty-four thousand, one hundred two".