2021044344423 has 16 divisors (see below), whose sum is σ = 2918787039840. Its totient is φ = 1236530461824.

The previous prime is 2021044344421. The next prime is 2021044344581. The reversal of 2021044344423 is 3244434401202.

It is not a de Polignac number, because 2021044344423 - 2¹ = 2021044344421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021044344421) 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 15 ways as a sum of consecutive naturals, for example, 149766808 + ... + 149780301.

It is an arithmetic number, because the mean of its divisors is an integer number (182424189990).

Almost surely, 2^{2021044344423} is an apocalyptic number.

2021044344423 is a deficient number, since it is larger than the sum of its proper divisors (897742695417).

2021044344423 is a wasteful number, since it uses less digits than its factorization.

2021044344423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299547298.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 2021044344423 its reverse (3244434401202), we get a palindrome (5265478745625).

The spelling of 2021044344423 in words is "two trillion, twenty-one billion, forty-four million, three hundred forty-four thousand, four hundred twenty-three".