203303020022001 has 12 divisors (see below), whose sum is σ = 306427740323328. Its totient is φ = 129642505521144.

The previous prime is 203303020021967. The next prime is 203303020022021. The reversal of 203303020022001 is 100220020303302.

It is a happy number.

203303020022001 is a `hidden beast` number, since 203 + 30 + 30 + 200 + 2 + 200 + 1 = 666.

It is not a de Polignac number, because 203303020022001 - 2¹⁸ = 203303019759857 is a prime.

It is a super-2 number, since 2×203303020022001² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (203303020022021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 491070096465 + ... + 491070096878.

It is an arithmetic number, because the mean of its divisors is an integer number (25535645026944).

Almost surely, 2^{203303020022001} is an apocalyptic number.

It is an amenable number.

203303020022001 is a deficient number, since it is larger than the sum of its proper divisors (103124720301327).

203303020022001 is a wasteful number, since it uses less digits than its factorization.

203303020022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982140193372 (or 982140193369 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 203303020022001 its reverse (100220020303302), we get a palindrome (303523040325303).

The spelling of 203303020022001 in words is "two hundred three trillion, three hundred three billion, twenty million, twenty-two thousand, one".