201320342 has 4 divisors (see below), whose sum is σ = 301980516. Its totient is φ = 100660170.

The previous prime is 201320321. The next prime is 201320351. The reversal of 201320342 is 243023102.

201320342 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 self number, because there is not a number n which added to its sum of digits gives 201320342.

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, 50330084 + ... + 50330087.

It is an arithmetic number, because the mean of its divisors is an integer number (75495129).

Almost surely, 2^201320342 is an apocalyptic number.

201320342 is a deficient number, since it is larger than the sum of its proper divisors (100660174).

201320342 is a wasteful number, since it uses less digits than its factorization.

201320342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100660173.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 201320342 is about 14188.7399722456. The cubic root of 201320342 is about 586.0876272103.

Adding to 201320342 its reverse (243023102), we get a palindrome (444343444).

The spelling of 201320342 in words is "two hundred one million, three hundred twenty thousand, three hundred forty-two".