4021444344031 has 4 divisors (see below), whose sum is σ = 4119528352464. Its totient is φ = 3923360335600.

The previous prime is 4021444344011. The next prime is 4021444344041. The reversal of 4021444344031 is 1304434441204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4021444344031 - 2⁹ = 4021444343519 is a prime.

It is a super-2 number, since 2×4021444344031² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444344011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49042004155 + ... + 49042004236.

It is an arithmetic number, because the mean of its divisors is an integer number (1029882088116).

Almost surely, 2^{4021444344031} is an apocalyptic number.

4021444344031 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4021444344031 is a deficient number, since it is larger than the sum of its proper divisors (98084008433).

4021444344031 is an equidigital number, since it uses as much as digits as its factorization.

4021444344031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98084008432.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 4021444344031 its reverse (1304434441204), we get a palindrome (5325878785235).

The spelling of 4021444344031 in words is "four trillion, twenty-one billion, four hundred forty-four million, three hundred forty-four thousand, thirty-one".