20031232220303 has 2 divisors, whose sum is σ = 20031232220304. Its totient is φ = 20031232220302.

The previous prime is 20031232220297. The next prime is 20031232220347. The reversal of 20031232220303 is 30302223213002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20031232220303 - 2¹² = 20031232216207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20031232220353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015616110151 + 10015616110152.

It is an arithmetic number, because the mean of its divisors is an integer number (10015616110152).

Almost surely, 2^{20031232220303} is an apocalyptic number.

20031232220303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20031232220303 is an equidigital number, since it uses as much as digits as its factorization.

20031232220303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20031232220303 its reverse (30302223213002), we get a palindrome (50333455433305).

The spelling of 20031232220303 in words is "twenty trillion, thirty-one billion, two hundred thirty-two million, two hundred twenty thousand, three hundred three".