143242561605211 has 4 divisors (see below), whose sum is σ = 143243671118400. Its totient is φ = 143241452092024.

The previous prime is 143242561605181. The next prime is 143242561605233. The reversal of 143242561605211 is 112506165242341.

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

It is a cyclic number.

It is not a de Polignac number, because 143242561605211 - 2³³ = 143233971670619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143242561675211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554562916 + ... + 554821153.

It is an arithmetic number, because the mean of its divisors is an integer number (35810917779600).

Almost surely, 2^{143242561605211} is an apocalyptic number.

143242561605211 is a deficient number, since it is larger than the sum of its proper divisors (1109513189).

143242561605211 is a wasteful number, since it uses less digits than its factorization.

143242561605211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109513188.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 143242561605211 in words is "one hundred forty-three trillion, two hundred forty-two billion, five hundred sixty-one million, six hundred five thousand, two hundred eleven".