200143124321234 has 32 divisors (see below), whose sum is σ = 326211120652800. Its totient is φ = 91745969742720.

The previous prime is 200143124321227. The next prime is 200143124321237. The reversal of 200143124321234 is 432123421341002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 200143124321234.

It is not an unprimeable number, because it can be changed into a prime (200143124321237) 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, 397861982 + ... + 398364710.

It is an arithmetic number, because the mean of its divisors is an integer number (10194097520400).

Almost surely, 2^{200143124321234} is an apocalyptic number.

200143124321234 is a deficient number, since it is larger than the sum of its proper divisors (126067996331566).

200143124321234 is a wasteful number, since it uses less digits than its factorization.

200143124321234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840738.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 200143124321234 its reverse (432123421341002), we get a palindrome (632266545662236).

The spelling of 200143124321234 in words is "two hundred trillion, one hundred forty-three billion, one hundred twenty-four million, three hundred twenty-one thousand, two hundred thirty-four".