43223111144 has 16 divisors (see below), whose sum is σ = 81275554500. Its totient is φ = 21549629952.

The previous prime is 43223111137. The next prime is 43223111189. The reversal of 43223111144 is 44111132234.

It can be written as a sum of positive squares in 2 ways, for example, as 42709182244 + 513928900 = 206662^2 + 22670^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7737737 + ... + 7743320.

Almost surely, 2^43223111144 is an apocalyptic number.

It is an amenable number.

43223111144 is a deficient number, since it is larger than the sum of its proper divisors (38052443356).

43223111144 is a wasteful number, since it uses less digits than its factorization.

43223111144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15481412 (or 15481408 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

Adding to 43223111144 its reverse (44111132234), we get a palindrome (87334243378).

The spelling of 43223111144 in words is "forty-three billion, two hundred twenty-three million, one hundred eleven thousand, one hundred forty-four".