201043220142133 has 4 divisors (see below), whose sum is σ = 201044345396908. Its totient is φ = 201042094887360.

The previous prime is 201043220142067. The next prime is 201043220142151. The reversal of 201043220142133 is 331241022340102.

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

It can be written as a sum of positive squares in 2 ways, for example, as 192267536727249 + 8775683414884 = 13866057^2 + 2962378^2 .

It is a cyclic number.

It is not a de Polignac number, because 201043220142133 - 2²⁵ = 201043186587701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201043223142133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562359348 + ... + 562716733.

It is an arithmetic number, because the mean of its divisors is an integer number (50261086349227).

Almost surely, 2^{201043220142133} is an apocalyptic number.

It is an amenable number.

201043220142133 is a deficient number, since it is larger than the sum of its proper divisors (1125254775).

201043220142133 is a wasteful number, since it uses less digits than its factorization.

201043220142133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125254774.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 201043220142133 its reverse (331241022340102), we get a palindrome (532284242482235).

The spelling of 201043220142133 in words is "two hundred one trillion, forty-three billion, two hundred twenty million, one hundred forty-two thousand, one hundred thirty-three".