223142142340 has 48 divisors (see below), whose sum is σ = 505082895408. Its totient is φ = 82319376384.

The previous prime is 223142142317. The next prime is 223142142373. The reversal of 223142142340 is 43241241322.

223142142340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 17657625924 + 205484516416 = 132882^2 + 453304^2 .

It is a super-3 number, since 3×223142142340³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223142142299 and 223142142308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72397 + ... + 671956.

It is an arithmetic number, because the mean of its divisors is an integer number (10522560321).

Almost surely, 2^223142142340 is an apocalyptic number.

223142142340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223142142340 is an abundant number, since it is smaller than the sum of its proper divisors (281940753068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223142142340 is a wasteful number, since it uses less digits than its factorization.

223142142340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745528 (or 745526 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 223142142340 its reverse (43241241322), we get a palindrome (266383383662).

The spelling of 223142142340 in words is "two hundred twenty-three billion, one hundred forty-two million, one hundred forty-two thousand, three hundred forty".