22044404143 has 16 divisors (see below), whose sum is σ = 24089788800. Its totient is φ = 20092635360.

The previous prime is 22044404099. The next prime is 22044404149. The reversal of 22044404143 is 34140444022.

It is a cyclic number.

It is not a de Polignac number, because 22044404143 - 2¹³ = 22044395951 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 (22044404149) 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, 85248 + ... + 226618.

It is an arithmetic number, because the mean of its divisors is an integer number (1505611800).

Almost surely, 2^22044404143 is an apocalyptic number.

22044404143 is a deficient number, since it is larger than the sum of its proper divisors (2045384657).

22044404143 is a wasteful number, since it uses less digits than its factorization.

22044404143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141702.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22044404143 its reverse (34140444022), we get a palindrome (56184848165).

The spelling of 22044404143 in words is "twenty-two billion, forty-four million, four hundred four thousand, one hundred forty-three".