321442231141000 has 64 divisors (see below), whose sum is σ = 752177679552000. Its totient is φ = 128576403793600.

The previous prime is 321442231140977. The next prime is 321442231141013. The reversal of 321442231141000 is 141132244123.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 321442231141000.

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, 383099931 + ... + 383938069.

It is an arithmetic number, because the mean of its divisors is an integer number (11752776243000).

Almost surely, 2^{321442231141000} is an apocalyptic number.

It is an amenable number.

321442231141000 is an abundant number, since it is smaller than the sum of its proper divisors (430735448411000).

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

321442231141000 is a wasteful number, since it uses less digits than its factorization.

321442231141000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221679 (or 1221665 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 321442231141000 its reverse (141132244123), we get a palindrome (321583363385123).

The spelling of 321442231141000 in words is "three hundred twenty-one trillion, four hundred forty-two billion, two hundred thirty-one million, one hundred forty-one thousand".