201432223144 has 16 divisors (see below), whose sum is σ = 377697751200. Its totient is φ = 100712822832.

The previous prime is 201432223133. The next prime is 201432223163. The reversal of 201432223144 is 441322234102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140292 + ... + 650035.

It is an arithmetic number, because the mean of its divisors is an integer number (23606109450).

Almost surely, 2^201432223144 is an apocalyptic number.

It is an amenable number.

201432223144 is a deficient number, since it is larger than the sum of its proper divisors (176265528056).

201432223144 is a wasteful number, since it uses less digits than its factorization.

201432223144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822192 (or 822188 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 201432223144 its reverse (441322234102), we get a palindrome (642754457246).

The spelling of 201432223144 in words is "two hundred one billion, four hundred thirty-two million, two hundred twenty-three thousand, one hundred forty-four".