320001040203 has 16 divisors (see below), whose sum is σ = 459502100736. Its totient is φ = 196917962400.

The previous prime is 320001040201. The next prime is 320001040279. The reversal of 320001040203 is 302040100023.

It is not a de Polignac number, because 320001040203 - 2¹ = 320001040201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320001040201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1513476 + ... + 1711902.

It is an arithmetic number, because the mean of its divisors is an integer number (28718881296).

Almost surely, 2^320001040203 is an apocalyptic number.

320001040203 is a deficient number, since it is larger than the sum of its proper divisors (139501060533).

320001040203 is a wasteful number, since it uses less digits than its factorization.

320001040203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239794.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 320001040203 its reverse (302040100023), we get a palindrome (622041140226).

The spelling of 320001040203 in words is "three hundred twenty billion, one million, forty thousand, two hundred three".