223144543342 has 16 divisors (see below), whose sum is σ = 387142342272. Its totient is φ = 94481165880.

The previous prime is 223144543339. The next prime is 223144543343. The reversal of 223144543342 is 243345441322.

It is a happy number.

It is a super-3 number, since 3×223144543342³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223144543343) 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, 96016284 + ... + 96018607.

It is an arithmetic number, because the mean of its divisors is an integer number (24196396392).

Almost surely, 2^223144543342 is an apocalyptic number.

223144543342 is a deficient number, since it is larger than the sum of its proper divisors (163997798930).

223144543342 is a wasteful number, since it uses less digits than its factorization.

223144543342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192034983.

The product of its digits is 276480, while the sum is 37.

Adding to 223144543342 its reverse (243345441322), we get a palindrome (466489984664).

The spelling of 223144543342 in words is "two hundred twenty-three billion, one hundred forty-four million, five hundred forty-three thousand, three hundred forty-two".