201143402143 has 8 divisors (see below), whose sum is σ = 204953753088. Its totient is φ = 197333613984.

The previous prime is 201143402123. The next prime is 201143402149. The reversal of 201143402143 is 341204341102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201143402143 - 2⁵ = 201143402111 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 (201143402149) 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 7 ways as a sum of consecutive naturals, for example, 619405 + ... + 886537.

It is an arithmetic number, because the mean of its divisors is an integer number (25619219136).

Almost surely, 2^201143402143 is an apocalyptic number.

201143402143 is a deficient number, since it is larger than the sum of its proper divisors (3810350945).

201143402143 is a wasteful number, since it uses less digits than its factorization.

201143402143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281393.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 201143402143 its reverse (341204341102), we get a palindrome (542347743245).

The spelling of 201143402143 in words is "two hundred one billion, one hundred forty-three million, four hundred two thousand, one hundred forty-three".