201324142 has 4 divisors (see below), whose sum is σ = 301986216. Its totient is φ = 100662070.

The previous prime is 201324113. The next prime is 201324161. The reversal of 201324142 is 241423102.

201324142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50331034 + ... + 50331037.

It is an arithmetic number, because the mean of its divisors is an integer number (75496554).

Almost surely, 2^201324142 is an apocalyptic number.

201324142 is a deficient number, since it is larger than the sum of its proper divisors (100662074).

201324142 is a wasteful number, since it uses less digits than its factorization.

201324142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100662073.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 201324142 is about 14188.8738806151. The cubic root of 201324142 is about 586.0913147313.

Adding to 201324142 its reverse (241423102), we get a palindrome (442747244).

The spelling of 201324142 in words is "two hundred one million, three hundred twenty-four thousand, one hundred forty-two".