143421322223 has 16 divisors (see below), whose sum is σ = 146908080000. Its totient is φ = 139988937312.

The previous prime is 143421322211. The next prime is 143421322267. The reversal of 143421322223 is 322223124341.

It is a cyclic number.

It is not a de Polignac number, because 143421322223 - 2³⁰ = 142347580399 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 (143421322283) 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, 2053328 + ... + 2122026.

It is an arithmetic number, because the mean of its divisors is an integer number (9181755000).

Almost surely, 2^143421322223 is an apocalyptic number.

143421322223 is a deficient number, since it is larger than the sum of its proper divisors (3486757777).

143421322223 is a wasteful number, since it uses less digits than its factorization.

143421322223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69094.

The product of its digits is 13824, while the sum is 29.

Adding to 143421322223 its reverse (322223124341), we get a palindrome (465644446564).

The spelling of 143421322223 in words is "one hundred forty-three billion, four hundred twenty-one million, three hundred twenty-two thousand, two hundred twenty-three".