4021444122313 has 8 divisors (see below), whose sum is σ = 4040566876640. Its totient is φ = 4002321970080.

The previous prime is 4021444122301. The next prime is 4021444122317. The reversal of 4021444122313 is 3132214441204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021444122313 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 19031998 + ... + 19242136.

It is an arithmetic number, because the mean of its divisors is an integer number (505070859580).

Almost surely, 2^{4021444122313} is an apocalyptic number.

It is an amenable number.

4021444122313 is a deficient number, since it is larger than the sum of its proper divisors (19122754327).

4021444122313 is a wasteful number, since it uses less digits than its factorization.

4021444122313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301047.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 4021444122313 its reverse (3132214441204), we get a palindrome (7153658563517).

The spelling of 4021444122313 in words is "four trillion, twenty-one billion, four hundred forty-four million, one hundred twenty-two thousand, three hundred thirteen".