200143254154 has 4 divisors (see below), whose sum is σ = 300214881234. Its totient is φ = 100071627076.

The previous prime is 200143254107. The next prime is 200143254187. The reversal of 200143254154 is 451452341002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 186213825625 + 13929428529 = 431525^2 + 118023^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50035813537 + ... + 50035813540.

Almost surely, 2^200143254154 is an apocalyptic number.

200143254154 is a deficient number, since it is larger than the sum of its proper divisors (100071627080).

200143254154 is a wasteful number, since it uses less digits than its factorization.

200143254154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100071627079.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 200143254154 its reverse (451452341002), we get a palindrome (651595595156).

The spelling of 200143254154 in words is "two hundred billion, one hundred forty-three million, two hundred fifty-four thousand, one hundred fifty-four".