321042222001144 has 48 divisors (see below), whose sum is σ = 700809671719800. Its totient is φ = 137476094390208.

The previous prime is 321042222001093. The next prime is 321042222001177. The reversal of 321042222001144 is 441100222240123.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337111174 + ... + 338062165.

Almost surely, 2^{321042222001144} is an apocalyptic number.

It is an amenable number.

321042222001144 is an abundant number, since it is smaller than the sum of its proper divisors (379767449718656).

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

321042222001144 is a wasteful number, since it uses less digits than its factorization.

321042222001144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675174572 (or 675174561 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 321042222001144 its reverse (441100222240123), we get a palindrome (762142444241267).

The spelling of 321042222001144 in words is "three hundred twenty-one trillion, forty-two billion, two hundred twenty-two million, one thousand, one hundred forty-four".