4002220344312 has 48 divisors (see below), whose sum is σ = 11476955402640. Its totient is φ = 1255598539008.

The previous prime is 4002220344271. The next prime is 4002220344313. The reversal of 4002220344312 is 2134430222004.

4002220344312 is a `hidden beast` number, since 4 + 0 + 0 + 2 + 2 + 2 + 0 + 344 + 312 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002220344313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1634892708 + ... + 1634895155.

It is an arithmetic number, because the mean of its divisors is an integer number (239103237555).

Almost surely, 2^{4002220344312} is an apocalyptic number.

It is an amenable number.

4002220344312 is an abundant number, since it is smaller than the sum of its proper divisors (7474735058328).

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

4002220344312 is a wasteful number, since it uses less digits than its factorization.

4002220344312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3269787892 (or 3269787885 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 4002220344312 its reverse (2134430222004), we get a palindrome (6136650566316).

The spelling of 4002220344312 in words is "four trillion, two billion, two hundred twenty million, three hundred forty-four thousand, three hundred twelve".