201334123143 has 12 divisors (see below), whose sum is σ = 306122058840. Its totient is φ = 127158393456.

The previous prime is 201334123139. The next prime is 201334123153. The reversal of 201334123143 is 341321433102.

It is a happy number.

201334123143 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 341 + 2 + 314 + 3 = 666.

It is not a de Polignac number, because 201334123143 - 2² = 201334123139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201334123103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 588696096 + ... + 588696437.

It is an arithmetic number, because the mean of its divisors is an integer number (25510171570).

Almost surely, 2^201334123143 is an apocalyptic number.

201334123143 is a deficient number, since it is larger than the sum of its proper divisors (104787935697).

201334123143 is a wasteful number, since it uses less digits than its factorization.

201334123143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177392558 (or 1177392555 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 201334123143 its reverse (341321433102), we get a palindrome (542655556245).

The spelling of 201334123143 in words is "two hundred one billion, three hundred thirty-four million, one hundred twenty-three thousand, one hundred forty-three".