201010042143 has 24 divisors (see below), whose sum is σ = 293111504400. Its totient is φ = 132731996544.

The previous prime is 201010042141. The next prime is 201010042187. The reversal of 201010042143 is 341240010102.

201010042143 is a `hidden beast` number, since 201 + 0 + 1 + 0 + 0 + 421 + 43 = 666.

It is not a de Polignac number, because 201010042143 - 2¹ = 201010042141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010042141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2975323 + ... + 3042131.

It is an arithmetic number, because the mean of its divisors is an integer number (12212979350).

Almost surely, 2^201010042143 is an apocalyptic number.

201010042143 is a deficient number, since it is larger than the sum of its proper divisors (92101462257).

201010042143 is a wasteful number, since it uses less digits than its factorization.

201010042143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69991 (or 69988 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 201010042143 its reverse (341240010102), we get a palindrome (542250052245).

The spelling of 201010042143 in words is "two hundred one billion, ten million, forty-two thousand, one hundred forty-three".