2044223431111 has 4 divisors (see below), whose sum is σ = 2044229988424. Its totient is φ = 2044216873800.

The previous prime is 2044223431097. The next prime is 2044223431121. The reversal of 2044223431111 is 1111343224402.

It is a happy number.

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 2044223431111 - 2²³ = 2044215042503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2044223431111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044223431121) 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, 2786400 + ... + 3442741.

It is an arithmetic number, because the mean of its divisors is an integer number (511057497106).

Almost surely, 2^{2044223431111} is an apocalyptic number.

2044223431111 is a deficient number, since it is larger than the sum of its proper divisors (6557313).

2044223431111 is an equidigital number, since it uses as much as digits as its factorization.

2044223431111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6557312.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 2044223431111 its reverse (1111343224402), we get a palindrome (3155566655513).

The spelling of 2044223431111 in words is "two trillion, forty-four billion, two hundred twenty-three million, four hundred thirty-one thousand, one hundred eleven".