4021444122312 has 64 divisors (see below), whose sum is σ = 10067198284800. Its totient is φ = 1338670126080.

The previous prime is 4021444122301. The next prime is 4021444122317. The reversal of 4021444122312 is 2132214441204.

4021444122312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4021444122312.

It is not an unprimeable number, because it can be changed into a prime (4021444122317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220259488 + ... + 220277744.

It is an arithmetic number, because the mean of its divisors is an integer number (157299973200).

Almost surely, 2^{4021444122312} is an apocalyptic number.

It is an amenable number.

4021444122312 is an abundant number, since it is smaller than the sum of its proper divisors (6045754162488).

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

4021444122312 is a wasteful number, since it uses less digits than its factorization.

4021444122312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30166 (or 30162 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 4021444122312 its reverse (2132214441204), we get a palindrome (6153658563516).

The spelling of 4021444122312 in words is "four trillion, twenty-one billion, four hundred forty-four million, one hundred twenty-two thousand, three hundred twelve".