322144331212 has 48 divisors (see below), whose sum is σ = 627978933792. Its totient is φ = 143368980480.

The previous prime is 322144331191. The next prime is 322144331261. The reversal of 322144331212 is 212133441223.

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, 74008 + ... + 806080.

It is an arithmetic number, because the mean of its divisors is an integer number (13082894454).

Almost surely, 2^322144331212 is an apocalyptic number.

It is an amenable number.

322144331212 is a deficient number, since it is larger than the sum of its proper divisors (305834602580).

322144331212 is a wasteful number, since it uses less digits than its factorization.

322144331212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732298 (or 732296 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 322144331212 its reverse (212133441223), we get a palindrome (534277772435).

It can be divided in two parts, 322144 and 331212, that added together give a palindrome (653356).

The spelling of 322144331212 in words is "three hundred twenty-two billion, one hundred forty-four million, three hundred thirty-one thousand, two hundred twelve".