322143043404 has 96 divisors (see below), whose sum is σ = 926403552256. Its totient is φ = 84843728640.

The previous prime is 322143043357. The next prime is 322143043423. The reversal of 322143043404 is 404340341223.

It is a happy number.

It is a super-2 number, since 2×322143043404² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 590994 + ... + 996774.

Almost surely, 2^322143043404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322143043404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463201776128).

322143043404 is an abundant number, since it is smaller than the sum of its proper divisors (604260508852).

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

322143043404 is a wasteful number, since it uses less digits than its factorization.

322143043404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406535 (or 406533 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 322143043404 its reverse (404340341223), we get a palindrome (726483384627).

The spelling of 322143043404 in words is "three hundred twenty-two billion, one hundred forty-three million, forty-three thousand, four hundred four".