143422223444 has 24 divisors (see below), whose sum is σ = 264829437600. Its totient is φ = 67774687200.

The previous prime is 143422223401. The next prime is 143422223449. The reversal of 143422223444 is 444322224341.

It is a super-2 number, since 2×143422223444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143422223449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2220107 + ... + 2283794.

It is an arithmetic number, because the mean of its divisors is an integer number (11034559900).

Almost surely, 2^143422223444 is an apocalyptic number.

It is an amenable number.

143422223444 is a deficient number, since it is larger than the sum of its proper divisors (121407214156).

143422223444 is a wasteful number, since it uses less digits than its factorization.

143422223444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504343 (or 4504341 counting only the distinct ones).

The product of its digits is 147456, while the sum is 35.

Adding to 143422223444 its reverse (444322224341), we get a palindrome (587744447785).

The spelling of 143422223444 in words is "one hundred forty-three billion, four hundred twenty-two million, two hundred twenty-three thousand, four hundred forty-four".