4021444142311 has 16 divisors (see below), whose sum is σ = 4364183553408. Its totient is φ = 3690601574400.

The previous prime is 4021444142291. The next prime is 4021444142329. The reversal of 4021444142311 is 1132414441204.

It is a cyclic number.

It is not a de Polignac number, because 4021444142311 - 2³⁵ = 3987084403943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444112311) 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, 234735 + ... + 2845696.

It is an arithmetic number, because the mean of its divisors is an integer number (272761472088).

Almost surely, 2^{4021444142311} is an apocalyptic number.

4021444142311 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4021444142311 is a deficient number, since it is larger than the sum of its proper divisors (342739411097).

4021444142311 is a wasteful number, since it uses less digits than its factorization.

4021444142311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3082362.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 4021444142311 its reverse (1132414441204), we get a palindrome (5153858583515).

The spelling of 4021444142311 in words is "four trillion, twenty-one billion, four hundred forty-four million, one hundred forty-two thousand, three hundred eleven".