223134340202142 has 32 divisors (see below), whose sum is σ = 469904834995200. Its totient is φ = 70441226457408.

The previous prime is 223134340202129. The next prime is 223134340202149. The reversal of 223134340202142 is 241202043431322.

It is a happy number.

It is a super-3 number, since 3×223134340202142³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223134340202149) 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, 308656767 + ... + 309378842.

It is an arithmetic number, because the mean of its divisors is an integer number (14684526093600).

Almost surely, 2^{223134340202142} is an apocalyptic number.

223134340202142 is an abundant number, since it is smaller than the sum of its proper divisors (246770494793058).

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

223134340202142 is a wasteful number, since it uses less digits than its factorization.

223134340202142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618038800.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 223134340202142 its reverse (241202043431322), we get a palindrome (464336383633464).

The spelling of 223134340202142 in words is "two hundred twenty-three trillion, one hundred thirty-four billion, three hundred forty million, two hundred two thousand, one hundred forty-two".