201242333143 has 8 divisors (see below), whose sum is σ = 205572749760. Its totient is φ = 196913944320.

The previous prime is 201242333129. The next prime is 201242333147. The reversal of 201242333143 is 341333242102.

It is a happy number.

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 201242333143 - 2¹³ = 201242324951 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 (201242333147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305478 + ... + 704131.

It is an arithmetic number, because the mean of its divisors is an integer number (25696593720).

Almost surely, 2^201242333143 is an apocalyptic number.

201242333143 is a deficient number, since it is larger than the sum of its proper divisors (4330416617).

201242333143 is a wasteful number, since it uses less digits than its factorization.

201242333143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013897.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 201242333143 its reverse (341333242102), we get a palindrome (542575575245).

The spelling of 201242333143 in words is "two hundred one billion, two hundred forty-two million, three hundred thirty-three thousand, one hundred forty-three".